AiChess

A00–A99 · English, Réti and other openings

Includes flank openings and several responses to 1.d4, including Benoni and Dutch defenses. A volume does not correspond to just one first move.

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A00

Amar Opening: Paris Gambit

1. Nh3 d5 2. g3 e5 3. f4

Final position FENrnbqkbnr/ppp2ppp/8/3pp3/5P2/6PN/PPPPP2P/RNBQKB1R b KQkq - 0 3

Amar Opening: Paris Gambit, Gent Gambit

1. Nh3 d5 2. g3 e5 3. f4 Bxh3 4. Bxh3 exf4 5. O-O fxg3 6. hxg3

Final position FENrn1qkbnr/ppp2ppp/8/3p4/8/6PB/PPPPP3/RNBQ1RK1 b kq - 0 6

Amsterdam Attack

1. e3 e5 2. c4 d6 3. Nc3 Nc6 4. b3 Nf6

Final position FENr1bqkb1r/ppp2ppp/2np1n2/4p3/2P5/1PN1P3/P2P1PPP/R1BQKBNR w KQkq - 1 5

Anderssen's Opening: Polish Gambit

1. a3 a5 2. b4

Final position FENrnbqkbnr/1ppppppp/8/p7/1P6/P7/2PPPPPP/RNBQKBNR b KQkq - 0 2

Barnes Opening: Fool's Mate

1. f3 e5 2. g4 Qh4#

Final position FENrnb1kbnr/pppp1ppp/8/4p3/6Pq/5P2/PPPPP2P/RNBQKBNR w KQkq - 1 3

Barnes Opening: Gedult Gambit

1. f3 d5 2. e4 g6 3. d4 dxe4 4. c3

Final position FENrnbqkbnr/ppp1pp1p/6p1/8/3Pp3/2P2P2/PP4PP/RNBQKBNR b KQkq - 0 4

Barnes Opening: Gedult Gambit

1. f3 f5 2. e4 fxe4 3. Nc3

Final position FENrnbqkbnr/ppppp1pp/8/8/4p3/2N2P2/PPPP2PP/R1BQKBNR b KQkq - 1 3

Barnes Opening: Hammerschlag

1. f3 e5 2. Kf2

Final position FENrnbqkbnr/pppp1ppp/8/4p3/8/5P2/PPPPPKPP/RNBQ1BNR b kq - 1 2

Clemenz Opening: Spike Lee Gambit

1. h3 h5 2. g4

Final position FENrnbqkbnr/ppppppp1/8/7p/6P1/7P/PPPPPP2/RNBQKBNR b KQkq - 0 2

Creepy Crawly Formation: Classical Defense

1. h3 d5 2. a3 e5

Final position FENrnbqkbnr/ppp2ppp/8/3pp3/8/P6P/1PPPPPP1/RNBQKBNR w KQkq - 0 3

Formation: Hippopotamus Attack

1. a3 e5 2. b3 d5 3. c3 Nf6 4. d3 Nc6 5. e3 Bd6 6. f3 O-O 7. g3

Final position FENr1bq1rk1/ppp2ppp/2nb1n2/3pp3/8/PPPPPPP1/7P/RNBQKBNR b KQ - 0 7

Formation: Shy Attack

1. a3 e5 2. g3 d5 3. Bg2 Nf6 4. d3 Nc6 5. Nd2 Bd6 6. e3 O-O 7. h3

Final position FENr1bq1rk1/ppp2ppp/2nb1n2/3pp3/8/P2PP1PP/1PPN1PB1/R1BQK1NR b KQ - 0 7

Grob Opening: Alessi Gambit

1. g4 f5

Final position FENrnbqkbnr/ppppp1pp/8/5p2/6P1/8/PPPPPP1P/RNBQKBNR w KQkq - 0 2

Grob Opening: Double Grob, Coca-Cola Gambit

1. g4 g5 2. f4

Final position FENrnbqkbnr/pppppp1p/8/6p1/5PP1/8/PPPPP2P/RNBQKBNR b KQkq - 0 2

Grob Opening: Grob Gambit

1. g4 d5 2. Bg2

Final position FENrnbqkbnr/ppp1pppp/8/3p4/6P1/8/PPPPPPBP/RNBQK1NR b KQkq - 1 2

Grob Opening: Grob Gambit Declined

1. g4 d5 2. Bg2 c6

Final position FENrnbqkbnr/pp2pppp/2p5/3p4/6P1/8/PPPPPPBP/RNBQK1NR w KQkq - 0 3

Grob Opening: Grob Gambit, Basman Gambit

1. g4 d5 2. Bg2 h5 3. gxh5

Final position FENrnbqkbnr/ppp1ppp1/8/3p3P/8/8/PPPPPPBP/RNBQK1NR b KQkq - 0 3

Grob Opening: Grob Gambit, Fritz Gambit

1. g4 d5 2. Bg2 Bxg4 3. c4

Final position FENrn1qkbnr/ppp1pppp/8/3p4/2P3b1/8/PP1PPPBP/RNBQK1NR b KQkq - 0 3

Grob Opening: Grob Gambit, Fritz Gambit, Romford Countergambit

1. g4 d5 2. Bg2 Bxg4 3. c4 d4 4. Bxb7 Nd7 5. Bxa8 Qxa8

Final position FENq3kbnr/p1pnpppp/8/8/2Pp2b1/8/PP1PPP1P/RNBQK1NR w KQk - 0 6

Grob Opening: Grob Gambit, Keres Gambit

1. g4 d5 2. Bg2 e5 3. d4 exd4 4. c3

Final position FENrnbqkbnr/ppp2ppp/8/3p4/3p2P1/2P5/PP2PPBP/RNBQK1NR b KQkq - 0 4

Grob Opening: Grob Gambit, Richter-Grob Gambit

1. g4 d5 2. Bg2 c6 3. c4 dxc4 4. b3

Final position FENrnbqkbnr/pp2pppp/2p5/8/2p3P1/1P6/P2PPPBP/RNBQK1NR b KQkq - 0 4

Grob Opening: Keene Defense

1. g4 d5 2. h3 e5 3. Bg2 c6

Final position FENrnbqkbnr/pp3ppp/2p5/3pp3/6P1/7P/PPPPPPB1/RNBQK1NR w KQkq - 0 4

Grob Opening: Keene Defense, Main Line

1. g4 d5 2. h3 e5 3. Bg2 c6 4. d4 e4 5. c4 Bd6 6. Nc3 Ne7

Final position FENrnbqk2r/pp2nppp/2pb4/3p4/2PPp1P1/2N4P/PP2PPB1/R1BQK1NR w KQkq - 3 7

Grob Opening: London Defense

1. g4 e5 2. h3 Nc6

Final position FENr1bqkbnr/pppp1ppp/2n5/4p3/6P1/7P/PPPPPP2/RNBQKBNR w KQkq - 1 3

Grob Opening: Romford Countergambit

1. g4 d5 2. Bg2 Bxg4 3. c4 d4

Final position FENrn1qkbnr/ppp1pppp/8/8/2Pp2b1/8/PP1PPPBP/RNBQK1NR w KQkq - 0 4

Grob Opening: Spike Attack

1. g4 d5 2. Bg2 c6 3. g5

Final position FENrnbqkbnr/pp2pppp/2p5/3p2P1/8/8/PPPPPPBP/RNBQK1NR b KQkq - 0 3

Grob Opening: Spike, Hurst Attack

1. g4 e5 2. Bg2 d5 3. c4

Final position FENrnbqkbnr/ppp2ppp/8/3pp3/2P3P1/8/PP1PPPBP/RNBQK1NR b KQkq - 0 3

Grob Opening: Zilbermints Gambit

1. g4 d5 2. e4 dxe4 3. Nc3

Final position FENrnbqkbnr/ppp1pppp/8/8/4p1P1/2N5/PPPP1P1P/R1BQKBNR b KQkq - 1 3

Grob Opening: Zilbermints Gambit, Schiller Defense

1. g4 d5 2. e4 dxe4 3. Nc3 h5

Final position FENrnbqkbnr/ppp1ppp1/8/7p/4p1P1/2N5/PPPP1P1P/R1BQKBNR w KQkq - 0 4

Grob Opening: Zilbermints Gambit, Zilbermints-Hartlaub Gambit

1. g4 d5 2. e4 dxe4 3. Nc3 e5 4. d3

Final position FENrnbqkbnr/ppp2ppp/8/4p3/4p1P1/2NP4/PPP2P1P/R1BQKBNR b KQkq - 0 4

Hungarian Opening: Asten Gambit

1. g3 Nc6 2. Nc3 d5 3. d4 e5 4. dxe5 d4 5. Ne4 f5

Final position FENr1bqkbnr/ppp3pp/2n5/4Pp2/3pN3/6P1/PPP1PP1P/R1BQKBNR w KQkq f6 0 6

Hungarian Opening: Burk Gambit

1. g3 e5 2. a3 d5 3. Nf3 e4 4. Nh4 Be7 5. d3

Final position FENrnbqk1nr/ppp1bppp/8/3p4/4p2N/P2P2P1/1PP1PP1P/RNBQKB1R b KQkq - 0 5

Hungarian Opening: Bücker Gambit

1. g3 d5 2. Bg2 e5 3. b4

Final position FENrnbqkbnr/ppp2ppp/8/3pp3/1P6/6P1/P1PPPPBP/RNBQK1NR b KQkq - 0 3

Hungarian Opening: Catalan Formation

1. g3 d5 2. Bg2 e6

Final position FENrnbqkbnr/ppp2ppp/4p3/3p4/8/6P1/PPPPPPBP/RNBQK1NR w KQkq - 0 3

Hungarian Opening: Dutch Defense

1. g3 f5

Final position FENrnbqkbnr/ppppp1pp/8/5p2/8/6P1/PPPPPP1P/RNBQKBNR w KQkq - 0 2

Hungarian Opening: Indian Defense

1. g3 Nf6

Final position FENrnbqkb1r/pppppppp/5n2/8/8/6P1/PPPPPP1P/RNBQKBNR w KQkq - 1 2

Hungarian Opening: Myers Defense

1. g3 g5

Final position FENrnbqkbnr/pppppp1p/8/6p1/8/6P1/PPPPPP1P/RNBQKBNR w KQkq - 0 2

Hungarian Opening: Pachman Gambit

1. g3 f5 2. e4 fxe4 3. Qh5+ g6

Final position FENrnbqkbnr/ppppp2p/6p1/7Q/4p3/6P1/PPPP1P1P/RNB1KBNR w KQkq - 0 4

Hungarian Opening: Paris Gambit

1. g3 e5 2. Nh3 d5 3. f4 Bxh3 4. Bxh3 exf4 5. O-O

Final position FENrn1qkbnr/ppp2ppp/8/3p4/5p2/6PB/PPPPP2P/RNBQ1RK1 b kq - 1 5

Hungarian Opening: Reversed Alekhine

1. g3 e5 2. Nf3

Final position FENrnbqkbnr/pppp1ppp/8/4p3/8/5NP1/PPPPPP1P/RNBQKB1R b KQkq - 1 2

Hungarian Opening: Reversed Brooklyn Defense, Brooklyn Benko Gambit

1. g3 e5 2. Nf3 e4 3. Ng1 Nf6 4. b4

Final position FENrnbqkb1r/pppp1ppp/5n2/8/1P2p3/6P1/P1PPPP1P/RNBQKBNR b KQkq - 0 4

Hungarian Opening: Reversed Modern Defense

1. g3 d5 2. Bg2 c5

Final position FENrnbqkbnr/pp2pppp/8/2pp4/8/6P1/PPPPPPBP/RNBQK1NR w KQkq - 0 3

Hungarian Opening: Reversed Norwegian Defense

1. g3 e5 2. Nf3 e4 3. Nh4

Final position FENrnbqkbnr/pppp1ppp/8/8/4p2N/6P1/PPPPPP1P/RNBQKB1R b KQkq - 1 3

Hungarian Opening: Sicilian Invitation

1. g3 c5

Final position FENrnbqkbnr/pp1ppppp/8/2p5/8/6P1/PPPPPP1P/RNBQKBNR w KQkq - 0 2

Hungarian Opening: Slav Formation

1. g3 d5 2. Bg2 c6

Final position FENrnbqkbnr/pp2pppp/2p5/3p4/8/6P1/PPPPPPBP/RNBQK1NR w KQkq - 0 3

Hungarian Opening: Symmetrical Variation

1. g3 g6

Final position FENrnbqkbnr/pppppp1p/6p1/8/8/6P1/PPPPPP1P/RNBQKBNR w KQkq - 0 2

Hungarian Opening: Van Kuijk Gambit

1. g3 h5 2. Nf3 h4

Final position FENrnbqkbnr/ppppppp1/8/8/7p/5NP1/PPPPPP1P/RNBQKB1R w KQkq - 0 3

Hungarian Opening: Winterberg Gambit

1. g3 d5 2. Bg2 e5 3. c4 dxc4 4. b3

Final position FENrnbqkbnr/ppp2ppp/8/4p3/2p5/1P4P1/P2PPPBP/RNBQK1NR b KQkq - 0 4

Kádas Opening: Beginner's Trap

1. h4 d5 2. Rh3

Final position FENrnbqkbnr/ppp1pppp/8/3p4/7P/7R/PPPPPPP1/RNBQKBN1 b Qkq - 1 2

Kádas Opening: Koola-Koola Variation

1. h4 a5

Final position FENrnbqkbnr/1ppppppp/8/p7/7P/8/PPPPPPP1/RNBQKBNR w KQkq - 0 2

Kádas Opening: Kádas Gambit

1. h4 c5 2. b4

Final position FENrnbqkbnr/pp1ppppp/8/2p5/1P5P/8/P1PPPPP1/RNBQKBNR b KQkq - 0 2

Kádas Opening: Kádas Gambit

1. h4 d5 2. d4 c5 3. Nf3 cxd4 4. c3

Final position FENrnbqkbnr/pp2pppp/8/3p4/3p3P/2P2N2/PP2PPP1/RNBQKB1R b KQkq - 0 4

Kádas Opening: Kádas Gambit

1. h4 e5 2. d4 exd4 3. c3

Final position FENrnbqkbnr/pppp1ppp/8/8/3p3P/2P5/PP2PPP1/RNBQKBNR b KQkq - 0 3

Kádas Opening: Myers Variation

1. h4 d5 2. d4 c5 3. e4

Final position FENrnbqkbnr/pp2pppp/8/2pp4/3PP2P/8/PPP2PP1/RNBQKBNR b KQkq - 0 3

Kádas Opening: Schneider Gambit

1. h4 g5

Final position FENrnbqkbnr/pppppp1p/8/6p1/7P/8/PPPPPPP1/RNBQKBNR w KQkq - 0 2

Kádas Opening: Steinbok Gambit

1. h4 f5 2. e4 fxe4 3. d3

Final position FENrnbqkbnr/ppppp1pp/8/8/4p2P/3P4/PPP2PP1/RNBQKBNR b KQkq - 0 3

Mieses Opening: Myers Spike Attack

1. d3 g6 2. g4

Final position FENrnbqkbnr/pppppp1p/6p1/8/6P1/3P4/PPP1PP1P/RNBQKBNR b KQkq - 0 2

Mieses Opening: Reversed Rat

1. d3 e5

Final position FENrnbqkbnr/pppp1ppp/8/4p3/8/3P4/PPP1PPPP/RNBQKBNR w KQkq - 0 2

Mieses Opening: Venezolana Variation

1. d3 c5 2. Nc3 Nc6 3. g3

Final position FENr1bqkbnr/pp1ppppp/2n5/2p5/8/2NP2P1/PPP1PP1P/R1BQKBNR b KQkq - 0 3

Polish Opening, with d5

1. b4 d5 2. Bb2 Nf6 3. Nf3

Final position FENrnbqkb1r/ppp1pppp/5n2/3p4/1P6/5N2/PBPPPPPP/RN1QKB1R b KQkq - 3 3

Polish Opening: Baltic Defense

1. b4 d5 2. Bb2 Bf5

Final position FENrn1qkbnr/ppp1pppp/8/3p1b2/1P6/8/PBPPPPPP/RN1QKBNR w KQkq - 2 3

Polish Opening: Birmingham Gambit

1. b4 c5

Final position FENrnbqkbnr/pp1ppppp/8/2p5/1P6/8/P1PPPPPP/RNBQKBNR w KQkq - 0 2

Polish Opening: Bugayev Advance Variation

1. b4 e5 2. Bb2 f6 3. b5

Final position FENrnbqkbnr/pppp2pp/5p2/1P2p3/8/8/PBPPPPPP/RN1QKBNR b KQkq - 0 3

Polish Opening: Bugayev Attack

1. b4 e5 2. a3

Final position FENrnbqkbnr/pppp1ppp/8/4p3/1P6/P7/2PPPPPP/RNBQKBNR b KQkq - 0 2

Polish Opening: Czech Defense

1. b4 e5 2. Bb2 d6

Final position FENrnbqkbnr/ppp2ppp/3p4/4p3/1P6/8/PBPPPPPP/RN1QKBNR w KQkq - 0 3

Polish Opening: Dutch Defense

1. b4 f5

Final position FENrnbqkbnr/ppppp1pp/8/5p2/1P6/8/P1PPPPPP/RNBQKBNR w KQkq - 0 2

Polish Opening: German Defense

1. b4 d5 2. Bb2 Qd6

Final position FENrnb1kbnr/ppp1pppp/3q4/3p4/1P6/8/PBPPPPPP/RN1QKBNR w KQkq - 2 3

Polish Opening: Grigorian Variation

1. b4 Nc6

Final position FENr1bqkbnr/pppppppp/2n5/8/1P6/8/P1PPPPPP/RNBQKBNR w KQkq - 1 2

Polish Opening: Karniewski Variation

1. b4 Nh6

Final position FENrnbqkb1r/pppppppp/7n/8/1P6/8/P1PPPPPP/RNBQKBNR w KQkq - 1 2

Polish Opening: King's Indian Variation

1. b4 Nf6 2. Bb2 g6

Final position FENrnbqkb1r/pppppp1p/5np1/8/1P6/8/PBPPPPPP/RN1QKBNR w KQkq - 0 3

Polish Opening: King's Indian Variation, Schiffler Attack

1. b4 Nf6 2. Bb2 g6 3. e4

Final position FENrnbqkb1r/pppppp1p/5np1/8/1P2P3/8/PBPP1PPP/RN1QKBNR b KQkq - 0 3

Polish Opening: King's Indian Variation, Sokolsky Attack

1. b4 Nf6 2. Bb2 g6 3. c4 Bg7 4. e3 d6 5. Nf3 O-O 6. d4

Final position FENrnbq1rk1/ppp1ppbp/3p1np1/8/1PPP4/4PN2/PB3PPP/RN1QKB1R b KQ - 0 6

Polish Opening: Myers Variation

1. b4 d5 2. Bb2 c6 3. a4

Final position FENrnbqkbnr/pp2pppp/2p5/3p4/PP6/8/1BPPPPPP/RN1QKBNR b KQkq - 0 3

Polish Opening: Outflank Variation

1. b4 c6

Final position FENrnbqkbnr/pp1ppppp/2p5/8/1P6/8/P1PPPPPP/RNBQKBNR w KQkq - 0 2

Polish Opening: Outflank Variation, Schuehler Gambit

1. b4 c6 2. Bb2 a5 3. b5

Final position FENrnbqkbnr/1p1ppppp/2p5/pP6/8/8/PBPPPPPP/RN1QKBNR b KQkq - 0 3

Polish Opening: Queen's Indian Variation

1. b4 e6 2. Bb2 Nf6 3. b5 b6

Final position FENrnbqkb1r/p1pp1ppp/1p2pn2/1P6/8/8/PBPPPPPP/RN1QKBNR w KQkq - 0 4

Polish Opening: Queenside Defense

1. b4 e6 2. Bb2 Nf6 3. b5 a6

Final position FENrnbqkb1r/1ppp1ppp/p3pn2/1P6/8/8/PBPPPPPP/RN1QKBNR w KQkq - 0 4

Polish Opening: Rooks Swap Line

1. b4 e6 2. Bb2 Nf6 3. b5 a6 4. a4 axb5 5. axb5 Rxa1 6. Bxa1

Final position FEN1nbqkb1r/1ppp1ppp/4pn2/1P6/8/8/2PPPPPP/BN1QKBNR b Kk - 0 6

Polish Opening: Schiffler-Sokolsky Variation

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3

Final position FENrnbqkb1r/ppp2ppp/4pn2/1P1p4/8/4P3/PBPP1PPP/RN1QKBNR b KQkq - 0 4

Polish Opening: Schuehler Gambit

1. b4 c6 2. Bb2 a5 3. b5 cxb5 4. e4

Final position FENrnbqkbnr/1p1ppppp/8/pp6/4P3/8/PBPP1PPP/RN1QKBNR b KQkq - 0 4

Polish Opening: Symmetrical Variation

1. b4 b5

Final position FENrnbqkbnr/p1pppppp/8/1p6/1P6/8/P1PPPPPP/RNBQKBNR w KQkq - 0 2

Polish Opening: Tartakower Gambit

1. b4 e5 2. Bb2 f6 3. e4

Final position FENrnbqkbnr/pppp2pp/5p2/4p3/1P2P3/8/PBPP1PPP/RN1QKBNR b KQkq - 0 3

Polish Opening: Wolferts Gambit

1. b4 e5 2. Bb2 c5

Final position FENrnbqkbnr/pp1p1ppp/8/2p1p3/1P6/8/PBPPPPPP/RN1QKBNR w KQkq - 0 3

Sodium Attack: Celadon Variation

1. Na3 e5 2. d3 Bxa3 3. bxa3 d5 4. e3 c5 5. Rb1

Final position FENrnbqk1nr/pp3ppp/8/2ppp3/8/P2PP3/P1P2PPP/1RBQKBNR b Kkq - 1 5

Sodium Attack: Chenoboskion Variation

1. Na3 g6 2. g4

Final position FENrnbqkbnr/pppppp1p/6p1/8/6P1/N7/PPPPPP1P/R1BQKBNR b KQkq - 0 2

Sodium Attack: Durkin Gambit

1. Na3 e5 2. Nc4 Nc6 3. e4 f5

Final position FENr1bqkbnr/pppp2pp/2n5/4pp2/2N1P3/8/PPPP1PPP/R1BQKBNR w KQkq - 0 4

Van Geet Opening: Battambang Variation

1. a3 e5 2. Nc3

Final position FENrnbqkbnr/pppp1ppp/8/4p3/8/P1N5/1PPPPPPP/R1BQKBNR b KQkq - 1 2

Van Geet Opening: Billockus-Johansen Gambit

1. Nc3 e5 2. Nf3 Bc5

Final position FENrnbqk1nr/pppp1ppp/8/2b1p3/8/2N2N2/PPPPPPPP/R1BQKB1R w KQkq - 2 3

Van Geet Opening: Damhaug Gambit

1. Nc3 d5 2. f4 e5

Final position FENrnbqkbnr/ppp2ppp/8/3pp3/5P2/2N5/PPPPP1PP/R1BQKBNR w KQkq - 0 3

Van Geet Opening: Dougherty Gambit

1. Nc3 d5 2. e4 dxe4 3. f3

Final position FENrnbqkbnr/ppp1pppp/8/8/4p3/2N2P2/PPPP2PP/R1BQKBNR b KQkq - 0 3

Van Geet Opening: Dunst-Perrenet Gambit

1. Nc3 d5 2. e4 dxe4 3. d3

Final position FENrnbqkbnr/ppp1pppp/8/8/4p3/2NP4/PPP2PPP/R1BQKBNR b KQkq - 0 3

Van Geet Opening: Düsseldorf Gambit

1. Nc3 c5 2. b4

Final position FENrnbqkbnr/pp1ppppp/8/2p5/1P6/2N5/P1PPPPPP/R1BQKBNR b KQkq - 0 2

Van Geet Opening: Gladbacher Gambit

1. Nc3 e5 2. b3 d5 3. e4 dxe4 4. d3

Final position FENrnbqkbnr/ppp2ppp/8/4p3/4p3/1PNP4/P1P2PPP/R1BQKBNR b KQkq - 0 4

Van Geet Opening: Hector Gambit

1. Nc3 d5 2. e4 dxe4 3. Bc4

Final position FENrnbqkbnr/ppp1pppp/8/8/2B1p3/2N5/PPPP1PPP/R1BQK1NR b KQkq - 1 3

Van Geet Opening: Hergert Gambit

1. Nc3 d6 2. f4 e5 3. fxe5 Nc6

Final position FENr1bqkbnr/ppp2ppp/2np4/4P3/8/2N5/PPPPP1PP/R1BQKBNR w KQkq - 1 4

Van Geet Opening: Hulsemann Gambit

1. Nc3 e5 2. e3 d5 3. Qh5 Be6

Final position FENrn1qkbnr/ppp2ppp/4b3/3pp2Q/8/2N1P3/PPPP1PPP/R1B1KBNR w KQkq - 2 4

Van Geet Opening: Jendrossek Gambit

1. Nc3 d5 2. f4 d4 3. Ne4 f5 4. Nf2 Nf6 5. Nf3 c5 6. b4

Final position FENrnbqkb1r/pp2p1pp/5n2/2p2p2/1P1p1P2/5N2/P1PPPNPP/R1BQKB1R b KQkq - 0 6

Van Geet Opening: Kluever Gambit

1. Nc3 f5 2. e4 fxe4 3. d3

Final position FENrnbqkbnr/ppppp1pp/8/8/4p3/2NP4/PPP2PPP/R1BQKBNR b KQkq - 0 3

Van Geet Opening: Laroche Gambit

1. Nc3 b5

Final position FENrnbqkbnr/p1pppppp/8/1p6/8/2N5/PPPPPPPP/R1BQKBNR w KQkq - 0 2

Van Geet Opening: Liebig Gambit

1. Nc3 e5 2. e3 d5 3. Qh5 Nf6

Final position FENrnbqkb1r/ppp2ppp/5n2/3pp2Q/8/2N1P3/PPPP1PPP/R1B1KBNR w KQkq - 2 4

Van Geet Opening: Melleby Gambit

1. Nc3 d5 2. f4 d4 3. Ne4 c5

Final position FENrnbqkbnr/pp2pppp/8/2p5/3pNP2/8/PPPPP1PP/R1BQKBNR w KQkq - 0 4

Van Geet Opening: Myers Attack

1. Nc3 g6 2. h4

Final position FENrnbqkbnr/pppppp1p/6p1/8/7P/2N5/PPPPPPP1/R1BQKBNR b KQkq - 0 2

Van Geet Opening: Napoleon Attack

1. Nc3 e5 2. Nf3 Nc6 3. d4

Final position FENr1bqkbnr/pppp1ppp/2n5/4p3/3P4/2N2N2/PPP1PPPP/R1BQKB1R b KQkq - 0 3

Van Geet Opening: Novosibirsk Variation

1. Nc3 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qh4

Final position FENr1bqkbnr/pp1ppppp/2n5/8/7Q/2N5/PPP1PPPP/R1B1KBNR b KQkq - 2 4

Van Geet Opening: Nowokunski Gambit

1. Nc3 e5 2. f4 exf4 3. e4

Final position FENrnbqkbnr/pppp1ppp/8/8/4Pp2/2N5/PPPP2PP/R1BQKBNR b KQkq e3 0 3

Van Geet Opening: Pfeiffer Gambit

1. Nc3 d5 2. f4 d4 3. Ne4 e5

Final position FENrnbqkbnr/ppp2ppp/8/4p3/3pNP2/8/PPPPP1PP/R1BQKBNR w KQkq - 0 4

Van Geet Opening: Pfeiffer Gambit, Sleipnir Countergambit

1. Nc3 d5 2. f4 d4 3. Ne4 e5 4. Nf3

Final position FENrnbqkbnr/ppp2ppp/8/4p3/3pNP2/5N2/PPPPP1PP/R1BQKB1R b KQkq - 1 4

Van Geet Opening: Reversed Nimzowitsch

1. Nc3 e5

Final position FENrnbqkbnr/pppp1ppp/8/4p3/8/2N5/PPPPPPPP/R1BQKBNR w KQkq - 0 2

Van Geet Opening: Reversed Scandinavian

1. Nc3 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qa4

Final position FENr1bqkbnr/pppp1ppp/2n5/8/Q7/2N5/PPP1PPPP/R1B1KBNR b KQkq - 2 4

Van Geet Opening: Sicilian Two Knights

1. Nc3 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4

Final position FENr1bqkbnr/pp1ppppp/2n5/8/3N4/2N5/PPP1PPPP/R1BQKB1R b KQkq - 0 4

Van Geet Opening: Sleipnir Gambit

1. Nc3 d5 2. e3 e5 3. d4 Bb4

Final position FENrnbqk1nr/ppp2ppp/8/3pp3/1b1P4/2N1P3/PPP2PPP/R1BQKBNR w KQkq - 1 4

Van Geet Opening: Twyble Attack

1. Nc3 c5 2. Rb1

Final position FENrnbqkbnr/pp1ppppp/8/2p5/8/2N5/PPPPPPPP/1RBQKBNR b Kkq - 1 2

Van Geet Opening: Tübingen Gambit

1. Nc3 Nf6 2. g4

Final position FENrnbqkb1r/pppppppp/5n2/8/6P1/2N5/PPPPPP1P/R1BQKBNR b KQkq - 0 2

Van Geet Opening: Venezolana Variation

1. Nc3 d5 2. d3 Nf6 3. g3

Final position FENrnbqkb1r/ppp1pppp/5n2/3p4/8/2NP2P1/PPP1PP1P/R1BQKBNR b KQkq - 0 3

Van Geet Opening: Warsteiner Gambit

1. Nc3 d5 2. f4 g5

Final position FENrnbqkbnr/ppp1pp1p/8/3p2p1/5P2/2N5/PPPPP1PP/R1BQKBNR w KQkq - 0 3

Van't Kruijs Opening: Bouncing Bishop Variation

1. e3 e5 2. Bc4 b5 3. Bb3

Final position FENrnbqkbnr/p1pp1ppp/8/1p2p3/8/1B2P3/PPPP1PPP/RNBQK1NR b KQkq - 1 3

Van't Kruijs Opening: Keoni-Hiva Gambit, Akahi Variation

1. e3 e5 2. Nc3 Nf6 3. f4 exf4 4. Nf3

Final position FENrnbqkb1r/pppp1ppp/5n2/8/5p2/2N1PN2/PPPP2PP/R1BQKB1R b KQkq - 1 4

Van't Kruijs Opening: Keoni-Hiva Gambit, Alua Variation

1. e3 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3

Final position FENr1bqkbnr/pppp1ppp/2n5/8/5p2/2N1PN2/PPPP2PP/R1BQKB1R b KQkq - 1 4

Van't Kruijs Opening: Keoni-Hiva Gambit, Ekolu Variation

1. e3 e5 2. Nc3 d5 3. f4 exf4 4. Nf3

Final position FENrnbqkbnr/ppp2ppp/8/3p4/5p2/2N1PN2/PPPP2PP/R1BQKB1R b KQkq - 1 4

Ware Opening: Cologne Gambit

1. a4 b6 2. d4 d5 3. Nc3 Nd7

Final position FENr1bqkbnr/p1pnpppp/1p6/3p4/P2P4/2N5/1PP1PPPP/R1BQKBNR w KQkq - 2 4

Ware Opening: Crab Variation

1. a4 e5 2. h4

Final position FENrnbqkbnr/pppp1ppp/8/4p3/P6P/8/1PPPPPP1/RNBQKBNR b KQkq - 0 2

Ware Opening: Meadow Hay Trap

1. a4 e5 2. Ra3

Final position FENrnbqkbnr/pppp1ppp/8/4p3/P7/R7/1PPPPPPP/1NBQKBNR b Kkq - 1 2

Ware Opening: Symmetric Variation

1. a4 a5

Final position FENrnbqkbnr/1ppppppp/8/p7/P7/8/1PPPPPPP/RNBQKBNR w KQkq - 0 2

Ware Opening: Ware Gambit

1. a4 e5 2. a5 d5 3. e3 f5 4. a6

Final position FENrnbqkbnr/ppp3pp/P7/3ppp2/8/4P3/1PPP1PPP/RNBQKBNR b KQkq - 0 4

Ware Opening: Wing Gambit

1. a4 b5 2. axb5 Bb7

Final position FENrn1qkbnr/pbpppppp/8/1P6/8/8/1PPPPPPP/RNBQKBNR w KQkq - 1 3
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A01

Nimzo-Larsen Attack: Classical Variation

1. b3 d5

Final position FENrnbqkbnr/ppp1pppp/8/3p4/8/1P6/P1PPPPPP/RNBQKBNR w KQkq - 0 2

Nimzo-Larsen Attack: Dutch Variation

1. b3 f5

Final position FENrnbqkbnr/ppppp1pp/8/5p2/8/1P6/P1PPPPPP/RNBQKBNR w KQkq - 0 2

Nimzo-Larsen Attack: English Variation

1. b3 c5

Final position FENrnbqkbnr/pp1ppppp/8/2p5/8/1P6/P1PPPPPP/RNBQKBNR w KQkq - 0 2

Nimzo-Larsen Attack: Graz Attack

1. b3 d5 2. Ba3

Final position FENrnbqkbnr/ppp1pppp/8/3p4/8/BP6/P1PPPPPP/RN1QKBNR b KQkq - 1 2

Nimzo-Larsen Attack: Indian Variation

1. b3 Nf6

Final position FENrnbqkb1r/pppppppp/5n2/8/8/1P6/P1PPPPPP/RNBQKBNR w KQkq - 1 2

Nimzo-Larsen Attack: Modern Variation

1. b3 e5

Final position FENrnbqkbnr/pppp1ppp/8/4p3/8/1P6/P1PPPPPP/RNBQKBNR w KQkq - 0 2

Nimzo-Larsen Attack: Modern Variation

1. b3 e5 2. Bb2 Nc6

Final position FENr1bqkbnr/pppp1ppp/2n5/4p3/8/1P6/PBPPPPPP/RN1QKBNR w KQkq - 2 3

Nimzo-Larsen Attack: Modern Variation

1. b3 e5 2. Bb2 Nc6 3. e3

Final position FENr1bqkbnr/pppp1ppp/2n5/4p3/8/1P2P3/PBPP1PPP/RN1QKBNR b KQkq - 0 3

Nimzo-Larsen Attack: Modern Variation

1. b3 e5 2. Bb2 Nc6 3. c4 Nf6

Final position FENr1bqkb1r/pppp1ppp/2n2n2/4p3/2P5/1P6/PB1PPPPP/RN1QKBNR w KQkq - 1 4

Nimzo-Larsen Attack: Pachman Gambit

1. b3 e5 2. Bb2 Nc6 3. f4

Final position FENr1bqkbnr/pppp1ppp/2n5/4p3/5P2/1P6/PBPPP1PP/RN1QKBNR b KQkq - 0 3

Nimzo-Larsen Attack: Polish Variation

1. b3 b5

Final position FENrnbqkbnr/p1pppppp/8/1p6/8/1P6/P1PPPPPP/RNBQKBNR w KQkq - 0 2

Nimzo-Larsen Attack: Ringelbach Gambit

1. b3 f5 2. Bb2 e6 3. e4

Final position FENrnbqkbnr/pppp2pp/4p3/5p2/4P3/1P6/PBPP1PPP/RN1QKBNR b KQkq - 0 3

Nimzo-Larsen Attack: Spike Variation

1. b3 Nf6 2. Bb2 g6 3. g4

Final position FENrnbqkb1r/pppppp1p/5np1/8/6P1/1P6/PBPPPP1P/RN1QKBNR b KQkq - 0 3

Nimzo-Larsen Attack: Symmetrical Variation

1. b3 b6

Final position FENrnbqkbnr/p1pppppp/1p6/8/8/1P6/P1PPPPPP/RNBQKBNR w KQkq - 0 2
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A02

Bird Opening: Batavo-Polish Attack

1. f4 Nf6 2. Nf3 g6 3. b4

Final position FENrnbqkb1r/pppppp1p/5np1/8/1P3P2/5N2/P1PPP1PP/RNBQKB1R b KQkq - 0 3

Bird Opening: Double Duck Formation

1. f4 f5 2. d4 d5

Final position FENrnbqkbnr/ppp1p1pp/8/3p1p2/3P1P2/8/PPP1P1PP/RNBQKBNR w KQkq - 0 3

Bird Opening: From's Gambit

1. f4 e5

Final position FENrnbqkbnr/pppp1ppp/8/4p3/5P2/8/PPPPP1PP/RNBQKBNR w KQkq - 0 2

Bird Opening: From's Gambit, Bahr Gambit

1. f4 e5 2. Nc3

Final position FENrnbqkbnr/pppp1ppp/8/4p3/5P2/2N5/PPPPP1PP/R1BQKBNR b KQkq - 1 2

Bird Opening: From's Gambit, Langheld Gambit

1. f4 e5 2. fxe5 d6 3. exd6 Nf6

Final position FENrnbqkb1r/ppp2ppp/3P1n2/8/8/8/PPPPP1PP/RNBQKBNR w KQkq - 1 4

Bird Opening: From's Gambit, Lasker Variation

1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 g5

Final position FENrnbqk1nr/ppp2p1p/3b4/6p1/8/5N2/PPPPP1PP/RNBQKB1R w KQkq - 0 5

Bird Opening: From's Gambit, Lipke Variation

1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 Nh6 5. d4

Final position FENrnbqk2r/ppp2ppp/3b3n/8/3P4/5N2/PPP1P1PP/RNBQKB1R b KQkq - 0 5

Bird Opening: Hobbs Gambit

1. f4 g5

Final position FENrnbqkbnr/pppppp1p/8/6p1/5P2/8/PPPPP1PP/RNBQKBNR w KQkq - 0 2

Bird Opening: Hobbs-Zilbermints Gambit

1. f4 h6 2. Nf3 g5

Final position FENrnbqkbnr/pppppp2/7p/6p1/5P2/5N2/PPPPP1PP/RNBQKB1R w KQkq - 0 3

Bird Opening: Horsefly Defense

1. f4 Nh6

Final position FENrnbqkb1r/pppppppp/7n/8/5P2/8/PPPPP1PP/RNBQKBNR w KQkq - 1 2

Bird Opening: Lasker Gambit

1. f4 e5 2. fxe5 f6

Final position FENrnbqkbnr/pppp2pp/5p2/4P3/8/8/PPPPP1PP/RNBQKBNR w KQkq - 0 3

Bird Opening: Mujannah

1. f4 Nf6 2. c4

Final position FENrnbqkb1r/pppppppp/5n2/8/2P2P2/8/PP1PP1PP/RNBQKBNR b KQkq - 0 2

Bird Opening: Myers Defense

1. f4 b5

Final position FENrnbqkbnr/p1pppppp/8/1p6/5P2/8/PPPPP1PP/RNBQKBNR w KQkq - 0 2

Bird Opening: Platz Gambit

1. f4 e5 2. fxe5 Ne7

Final position FENrnbqkb1r/ppppnppp/8/4P3/8/8/PPPPP1PP/RNBQKBNR w KQkq - 1 3

Bird Opening: Schlechter Gambit

1. f4 e5 2. fxe5 Nc6

Final position FENr1bqkbnr/pppp1ppp/2n5/4P3/8/8/PPPPP1PP/RNBQKBNR w KQkq - 1 3

Bird Opening: Siegener Gambit

1. f4 e5 2. d4 exd4 3. Nf3 c5 4. c3

Final position FENrnbqkbnr/pp1p1ppp/8/2p5/3p1P2/2P2N2/PP2P1PP/RNBQKB1R b KQkq - 0 4

Bird Opening: Swiss Gambit

1. f4 f5 2. e4 fxe4 3. Nc3 Nf6 4. g4

Final position FENrnbqkb1r/ppppp1pp/5n2/8/4pPP1/2N5/PPPP3P/R1BQKBNR b KQkq - 0 4

Bird Opening: Wagner-Zwitersch Gambit

1. f4 f5 2. e4

Final position FENrnbqkbnr/ppppp1pp/8/5p2/4PP2/8/PPPP2PP/RNBQKBNR b KQkq - 0 2
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A03

Bird Opening: Dutch Variation

1. f4 d5

Final position FENrnbqkbnr/ppp1pppp/8/3p4/5P2/8/PPPPP1PP/RNBQKBNR w KQkq - 0 2

Bird Opening: Dutch Variation, Dudweiler Gambit

1. f4 d5 2. g4

Final position FENrnbqkbnr/ppp1pppp/8/3p4/5PP1/8/PPPPP2P/RNBQKBNR b KQkq - 0 2

Bird Opening: Lasker Variation

1. f4 d5 2. Nf3 Nf6 3. e3 c5

Final position FENrnbqkb1r/pp2pppp/5n2/2pp4/5P2/4PN2/PPPP2PP/RNBQKB1R w KQkq - 0 4

Bird Opening: Sturm Gambit

1. f4 d5 2. c4

Final position FENrnbqkbnr/ppp1pppp/8/3p4/2P2P2/8/PP1PP1PP/RNBQKBNR b KQkq - 0 2

Bird Opening: Thomas Gambit

1. f4 d5 2. b3 Nf6 3. Bb2 d4 4. Nf3 c5 5. e3

Final position FENrnbqkb1r/pp2pppp/5n2/2p5/3p1P2/1P2PN2/PBPP2PP/RN1QKB1R b KQkq - 0 5

Bird Opening: Williams Gambit

1. f4 d5 2. e4

Final position FENrnbqkbnr/ppp1pppp/8/3p4/4PP2/8/PPPP2PP/RNBQKBNR b KQkq - 0 2

Bird Opening: Williams Gambit

1. f4 d5 2. e4 dxe4 3. Nc3 Nf6 4. Qe2

Final position FENrnbqkb1r/ppp1pppp/5n2/8/4pP2/2N5/PPPPQ1PP/R1B1KBNR b KQkq - 3 4

Bird Opening: Williams-Zilbermints Gambit

1. f4 d5 2. e4 dxe4 3. Nc3 Nf6 4. Nge2

Final position FENrnbqkb1r/ppp1pppp/5n2/8/4pP2/2N5/PPPPN1PP/R1BQKB1R b KQkq - 3 4
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A04

Colle System: Rhamphorhynchus Variation

1. Nf3 c5 2. e3 g6 3. d4 Bg7 4. dxc5 Qa5+

Final position FENrnb1k1nr/pp1pppbp/6p1/q1P5/8/4PN2/PPP2PPP/RNBQKB1R w KQkq - 1 5

Modern Defense: Semi-Averbakh Variation, Polish Variation

1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 Qb6

Final position FENrnb1k1nr/pp1pppbp/1q4p1/2p5/2PPP3/5N2/PP3PPP/RNBQKB1R w KQkq - 1 5

Modern Defense: Semi-Averbakh Variation, Pterodactyl Variation

1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 Qa5+

Final position FENrnb1k1nr/pp1pppbp/6p1/q1p5/2PPP3/5N2/PP3PPP/RNBQKB1R w KQkq - 1 5

Modern Defense: Semi-Averbakh Variation, Pterodactyl Variation Accepted

1. Nf3 g6 2. d4 Bg7 3. e4 d6 4. c4 c5 5. dxc5 Qa5+

Final position FENrnb1k1nr/pp2ppbp/3p2p1/q1P5/2P1P3/5N2/PP3PPP/RNBQKB1R w KQkq - 1 6

Zukertort Defense: Kingside Variation

1. Nf3 Nh6 2. d4 g6

Final position FENrnbqkb1r/pppppp1p/6pn/8/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 3

Zukertort Defense: Sicilian Knight Variation

1. Nf3 Na6 2. e4 c5

Final position FENr1bqkbnr/pp1ppppp/n7/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 0 3

Zukertort Opening: Arctic Defense

1. Nf3 f6

Final position FENrnbqkbnr/ppppp1pp/5p2/8/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2

Zukertort Opening: Arctic Defense, Drunken Knight Variation

1. Nf3 f6 2. e4 Nh6 3. d4 Nf7

Final position FENrnbqkb1r/pppppnpp/5p2/8/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq - 1 4

Zukertort Opening: Basman Defense

1. Nf3 h6

Final position FENrnbqkbnr/ppppppp1/7p/8/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2

Zukertort Opening: Black Mustang Defense

1. Nf3 Nc6

Final position FENr1bqkbnr/pppppppp/2n5/8/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 2 2

Zukertort Opening: Drunken Cavalry Variation

1. Nf3 Na6 2. e4 Nh6

Final position FENr1bqkb1r/pppppppp/n6n/8/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 1 3

Zukertort Opening: Dutch Variation

1. Nf3 f5

Final position FENrnbqkbnr/ppppp1pp/8/5p2/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2

Zukertort Opening: Herrstrom Gambit

1. Nf3 g5

Final position FENrnbqkbnr/pppppp1p/8/6p1/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2

Zukertort Opening: Kingside Fianchetto

1. Nf3 g6

Final position FENrnbqkbnr/pppppp1p/6p1/8/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2

Zukertort Opening: Lisitsyn Gambit

1. Nf3 f5 2. e4

Final position FENrnbqkbnr/ppppp1pp/8/5p2/4P3/5N2/PPPP1PPP/RNBQKB1R b KQkq - 0 2

Zukertort Opening: Lisitsyn Gambit Deferred

1. Nf3 f5 2. d3 Nf6 3. e4

Final position FENrnbqkb1r/ppppp1pp/5n2/5p2/4P3/3P1N2/PPP2PPP/RNBQKB1R b KQkq - 0 3

Zukertort Opening: Pirc Invitation

1. Nf3 d6

Final position FENrnbqkbnr/ppp1pppp/3p4/8/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2

Zukertort Opening: Polish Defense

1. Nf3 b5

Final position FENrnbqkbnr/p1pppppp/8/1p6/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2

Zukertort Opening: Queen's Gambit Invitation

1. Nf3 e6

Final position FENrnbqkbnr/pppp1ppp/4p3/8/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2

Zukertort Opening: Queenside Fianchetto Variation

1. Nf3 b6

Final position FENrnbqkbnr/p1pppppp/1p6/8/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2

Zukertort Opening: Ross Gambit

1. Nf3 e5

Final position FENrnbqkbnr/pppp1ppp/8/4p3/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2

Zukertort Opening: Shabalov Gambit

1. Nf3 e6 2. c4 a6 3. Nc3 c5 4. g3 b5

Final position FENrnbqkbnr/3p1ppp/p3p3/1pp5/2P5/2N2NP1/PP1PPP1P/R1BQKB1R w KQkq - 0 5

Zukertort Opening: Sicilian Invitation

1. Nf3 c5

Final position FENrnbqkbnr/pp1ppppp/8/2p5/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2

Zukertort Opening: Slav Invitation

1. Nf3 c6

Final position FENrnbqkbnr/pp1ppppp/2p5/8/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2

Zukertort Opening: Speelsmet Gambit

1. Nf3 c5 2. d4 cxd4 3. e3

Final position FENrnbqkbnr/pp1ppppp/8/8/3p4/4PN2/PPP2PPP/RNBQKB1R b KQkq - 0 3

Zukertort Opening: St. George Defense

1. Nf3 a6

Final position FENrnbqkbnr/1ppppppp/p7/8/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2

Zukertort Opening: The Walrus

1. Nf3 e5 2. Nxe5 Nc6 3. Nxc6 dxc6

Final position FENr1bqkbnr/ppp2ppp/2p5/8/8/8/PPPPPPPP/RNBQKB1R w KQkq - 0 4

Zukertort Opening: Vos Gambit

1. Nf3 d6 2. d4 e5

Final position FENrnbqkbnr/ppp2ppp/3p4/4p3/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 3

Zukertort Opening: Wade Defense

1. Nf3 d6 2. e4 Bg4

Final position FENrn1qkbnr/ppp1pppp/3p4/8/4P1b1/5N2/PPPP1PPP/RNBQKB1R w KQkq - 1 3

Zukertort Opening: Ware Defense

1. Nf3 a5

Final position FENrnbqkbnr/1ppppppp/8/p7/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2
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A05

King's Indian Attack

1. Nf3 Nf6 2. g3 d5

Final position FENrnbqkb1r/ppp1pppp/5n2/3p4/8/5NP1/PPPPPP1P/RNBQKB1R w KQkq - 0 3

King's Indian Attack: Smyslov Variation

1. Nf3 Nf6 2. g3 g6 3. b4

Final position FENrnbqkb1r/pppppp1p/5np1/8/1P6/5NP1/P1PPPP1P/RNBQKB1R b KQkq - 0 3

King's Indian Attack: Spassky Variation

1. Nf3 Nf6 2. g3 b5

Final position FENrnbqkb1r/p1pppppp/5n2/1p6/8/5NP1/PPPPPP1P/RNBQKB1R w KQkq - 0 3

King's Indian Attack: Symmetrical Defense

1. Nf3 Nf6 2. g3 g6

Final position FENrnbqkb1r/pppppp1p/5np1/8/8/5NP1/PPPPPP1P/RNBQKB1R w KQkq - 0 3

King's Indian Attack: Wahls Defense

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 d5

Final position FENrnbq1rk1/ppp1ppbp/5np1/3p4/8/3P1NP1/PPP1PPBP/RNBQ1RK1 w - - 0 6

Polish Opening: Zukertort System

1. Nf3 Nf6 2. b4 g6 3. Bb2

Final position FENrnbqkb1r/pppppp1p/5np1/8/1P6/5N2/PBPPPPPP/RN1QKB1R b KQkq - 1 3

Zukertort Opening

1. Nf3 Nf6 2. Nc3 Nc6

Final position FENr1bqkb1r/pppppppp/2n2n2/8/8/2N2N2/PPPPPPPP/R1BQKB1R w KQkq - 4 3

Zukertort Opening: Double Fianchetto Attack

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 d6 6. O-O

Final position FENrnbq1rk1/ppp1ppbp/3p1np1/8/8/1P3NP1/PBPPPPBP/RN1Q1RK1 b - - 1 6

Zukertort Opening: Lemberger Gambit

1. Nf3 Nf6 2. e4

Final position FENrnbqkb1r/pppppppp/5n2/8/4P3/5N2/PPPP1PPP/RNBQKB1R b KQkq - 0 2

Zukertort Opening: Myers Polish Attack

1. Nf3 Nf6 2. a4 g6 3. b4

Final position FENrnbqkb1r/pppppp1p/5np1/8/PP6/5N2/2PPPPPP/RNBQKB1R b KQkq - 0 3

Zukertort Opening: Nimzo-Larsen Variation

1. Nf3 Nf6 2. b3

Final position FENrnbqkb1r/pppppppp/5n2/8/8/1P3N2/P1PPPPPP/RNBQKB1R b KQkq - 0 2

Zukertort Opening: Quiet System

1. Nf3 Nf6 2. e3

Final position FENrnbqkb1r/pppppppp/5n2/8/8/4PN2/PPPP1PPP/RNBQKB1R b KQkq - 0 2
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A06

Nimzo-Larsen Attack: Classical Variation

1. Nf3 d5 2. b3

Final position FENrnbqkbnr/ppp1pppp/8/3p4/8/1P3N2/P1PPPPPP/RNBQKB1R b KQkq - 0 2

Nimzo-Larsen Attack: Norfolk Gambit

1. Nf3 d5 2. b3 c5 3. e4

Final position FENrnbqkbnr/pp2pppp/8/2pp4/4P3/1P3N2/P1PP1PPP/RNBQKB1R b KQkq - 0 3

Nimzo-Larsen Attack: Norfolk Gambit

1. Nf3 d5 2. b3 Nf6 3. Bb2 c5 4. e4

Final position FENrnbqkb1r/pp2pppp/5n2/2pp4/4P3/1P3N2/PBPP1PPP/RN1QKB1R b KQkq - 0 4

Zukertort Opening: Ampel Variation

1. Nf3 d5 2. Rg1

Final position FENrnbqkbnr/ppp1pppp/8/3p4/8/5N2/PPPPPPPP/RNBQKBR1 b Qkq - 1 2

Zukertort Opening: Old Indian Attack

1. Nf3 d5 2. d3

Final position FENrnbqkbnr/ppp1pppp/8/3p4/8/3P1N2/PPP1PPPP/RNBQKB1R b KQkq - 0 2

Zukertort Opening: Pachman Gambit

1. Nf3 d5 2. e3 c5 3. c4 dxc4 4. b3

Final position FENrnbqkbnr/pp2pppp/8/2p5/2p5/1P2PN2/P2P1PPP/RNBQKB1R b KQkq - 0 4

Zukertort Opening: Regina-Nu Gambit

1. Nf3 d5 2. b3 c5 3. c4 dxc4 4. Nc3

Final position FENrnbqkbnr/pp2pppp/8/2p5/2p5/1PN2N2/P2PPPPP/R1BQKB1R b KQkq - 1 4

Zukertort Opening: Reversed Mexican Defense

1. Nf3 d5 2. Nc3

Final position FENrnbqkbnr/ppp1pppp/8/3p4/8/2N2N2/PPPPPPPP/R1BQKB1R b KQkq - 1 2

Zukertort Opening: Santasiere's Folly

1. b4 d5 2. Nf3

Final position FENrnbqkbnr/ppp1pppp/8/3p4/1P6/5N2/P1PPPPPP/RNBQKB1R b KQkq - 1 2

Zukertort Opening: Tennison Gambit

1. e4 d5 2. Nf3

Final position FENrnbqkbnr/ppp1pppp/8/3p4/4P3/5N2/PPPP1PPP/RNBQKB1R b KQkq - 1 2

Zukertort Opening: Tennison Gambit, Brigg's Trap

1. e4 d5 2. Nf3 dxe4 3. Ng5 Nf6 4. Nc3 Bf5 5. Qe2 Qd4

Final position FENrn2kb1r/ppp1pppp/5n2/5bN1/3qp3/2N5/PPPPQPPP/R1B1KB1R w KQkq - 6 6

Zukertort Opening: The Potato

1. Nf3 d5 2. a4

Final position FENrnbqkbnr/ppp1pppp/8/3p4/P7/5N2/1PPPPPPP/RNBQKB1R b KQkq - 0 2
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A07

Hungarian Opening: Wiedenhagen-Beta Gambit

1. g3 d5 2. Nf3 g5

Final position FENrnbqkbnr/ppp1pp1p/8/3p2p1/8/5NP1/PPPPPP1P/RNBQKB1R w KQkq - 0 3

King's Indian Attack

1. Nf3 d5 2. g3

Final position FENrnbqkbnr/ppp1pppp/8/3p4/8/5NP1/PPPPPP1P/RNBQKB1R b KQkq - 0 2

King's Indian Attack, with Bf5

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p1b2/8/5NP1/PPPPPPBP/RNBQ1RK1 w kq - 2 5

King's Indian Attack, with Bf5

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5 5. d3 h6

Final position FENrn1qkb1r/pp2ppp1/2p2n1p/3p1b2/8/3P1NP1/PPP1PPBP/RNBQ1RK1 w kq - 0 6

King's Indian Attack, with Bf5

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5 5. d3 h6 6. c4 dxc4

Final position FENrn1qkb1r/pp2ppp1/2p2n1p/5b2/2p5/3P1NP1/PP2PPBP/RNBQ1RK1 w kq - 0 7

King's Indian Attack, with Bf5

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5 5. d3 e6 6. Nbd2

Final position FENrn1qkb1r/pp3ppp/2p1pn2/3p1b2/8/3P1NP1/PPPNPPBP/R1BQ1RK1 b kq - 1 6

King's Indian Attack, with Bf5

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5 5. d3 e6 6. Nh4

Final position FENrn1qkb1r/pp3ppp/2p1pn2/3p1b2/7N/3P2P1/PPP1PPBP/RNBQ1RK1 b kq - 1 6

King's Indian Attack, with e6

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6

Final position FENrnbqkb1r/ppp2ppp/4pn2/3p4/8/5NP1/PPPPPPBP/RNBQK2R w KQkq - 0 4

King's Indian Attack, with e6

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7

Final position FENrnbqk2r/ppp1bppp/4pn2/3p4/8/5NP1/PPPPPPBP/RNBQ1RK1 w kq - 2 5

King's Indian Attack: Double Fianchetto

1. Nf3 d5 2. g3 g6

Final position FENrnbqkbnr/ppp1pp1p/6p1/3p4/8/5NP1/PPPPPP1P/RNBQKB1R w KQkq - 0 3

King's Indian Attack: Keres Variation

1. Nf3 d5 2. g3 Bg4

Final position FENrn1qkbnr/ppp1pppp/8/3p4/6b1/5NP1/PPPPPP1P/RNBQKB1R w KQkq - 1 3

King's Indian Attack: Keres Variation

1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7

Final position FENr2qkbnr/pppnpppp/8/3p4/6b1/5NP1/PPPPPPBP/RNBQK2R w KQkq - 3 4

King's Indian Attack: Keres Variation

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. O-O Nd7

Final position FENr2qkbnr/pp1npppp/2p5/3p4/6b1/5NP1/PPPPPPBP/RNBQ1RK1 w kq - 4 5

King's Indian Attack: Keres Variation

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. O-O Nd7 5. d4 Ngf6 6. c4 e6 7. cxd5 exd5 8. Nc3 Bd6

Final position FENr2qk2r/pp1n1ppp/2pb1n2/3p4/3P2b1/2N2NP1/PP2PPBP/R1BQ1RK1 w kq - 2 9

King's Indian Attack: Omega-Delta Gambit

1. Nf3 d5 2. g3 e5

Final position FENrnbqkbnr/ppp2ppp/8/3pp3/8/5NP1/PPPPPP1P/RNBQKB1R w KQkq - 0 3

King's Indian Attack: Pachman System

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. O-O e5 5. d3 Ne7

Final position FENrnbqk2r/ppp1npbp/6p1/3pp3/8/3P1NP1/PPP1PPBP/RNBQ1RK1 w kq - 1 6

King's Indian Attack: Sicilian Variation

1. Nf3 d5 2. g3 c5

Final position FENrnbqkbnr/pp2pppp/8/2pp4/8/5NP1/PPPPPP1P/RNBQKB1R w KQkq - 0 3

King's Indian Attack: Yugoslav Variation

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bg4

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p4/6b1/5NP1/PPPPPPBP/RNBQ1RK1 w kq - 2 5

King's Indian Attack: Yugoslav Variation

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 b6 5. O-O

Final position FENrnbqkb1r/p1p2ppp/1p2pn2/3p4/2P5/5NP1/PP1PPPBP/RNBQ1RK1 b kq - 1 5
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A08

King's Indian Attack: French Variation

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6

Final position FENr1bqkbnr/pp2pppp/2n5/2pp4/8/5NP1/PPPPPPBP/RNBQK2R w KQkq - 2 4

King's Indian Attack: Sicilian Variation

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 Be7 7. O-O O-O 8. Re1

Final position FENr1bq1rk1/pp2bppp/2n1pn2/2pp4/4P3/3P1NP1/PPPN1PBP/R1BQR1K1 b - - 6 8

King's Indian Attack: Sicilian Variation

1. Nf3 d5 2. g3 c5 3. Bg2

Final position FENrnbqkbnr/pp2pppp/8/2pp4/8/5NP1/PPPPPPBP/RNBQK2R b KQkq - 1 3

King's Indian Attack: Sicilian Variation

1. Nf3 d5 2. g3 c5 3. Bg2 Nf6 4. O-O e6 5. d3

Final position FENrnbqkb1r/pp3ppp/4pn2/2pp4/8/3P1NP1/PPP1PPBP/RNBQ1RK1 b kq - 0 5

Zukertort Opening: Reversed Grünfeld

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4

Final position FENr1bqkbnr/pp2pppp/2n5/2pp4/3P4/5NP1/PPP1PPBP/RNBQK2R b KQkq - 0 4

Zukertort Opening: Reversed Grünfeld

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 Nf6

Final position FENr1bqkb1r/pp2pppp/2n2n2/2pp4/3P4/5NP1/PPP1PPBP/RNBQK2R w KQkq - 1 5

Zukertort Opening: Reversed Grünfeld

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 Nf6 5. O-O

Final position FENr1bqkb1r/pp2pppp/2n2n2/2pp4/3P4/5NP1/PPP1PPBP/RNBQ1RK1 b kq - 2 5

Zukertort Opening: Reversed Grünfeld

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 e6 5. O-O

Final position FENr1bqkbnr/pp3ppp/2n1p3/2pp4/3P4/5NP1/PPP1PPBP/RNBQ1RK1 b kq - 1 5
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A09

Réti Opening: Advance Variation

1. Nf3 d5 2. c4 d4

Final position FENrnbqkbnr/ppp1pppp/8/8/2Pp4/5N2/PP1PPPPP/RNBQKB1R w KQkq - 0 3

Réti Opening: Advance Variation, Michel Gambit

1. Nf3 d5 2. c4 d4 3. b4 c5

Final position FENrnbqkbnr/pp2pppp/8/2p5/1PPp4/5N2/P2PPPPP/RNBQKB1R w KQkq - 0 4

Réti Opening: Advance Variation, Navara Gambit

1. Nf3 d5 2. c4 d4 3. b4 g5

Final position FENrnbqkbnr/ppp1pp1p/8/6p1/1PPp4/5N2/P2PPPPP/RNBQKB1R w KQkq - 0 4

Réti Opening: Penguin Variation

1. Nf3 d5 2. c4 d4 3. Rg1

Final position FENrnbqkbnr/ppp1pppp/8/8/2Pp4/5N2/PP1PPPPP/RNBQKBR1 b Qkq - 1 3

Réti Opening: Reversed Blumenfeld Gambit

1. Nf3 d5 2. c4 d4 3. e3 c5 4. b4

Final position FENrnbqkbnr/pp2pppp/8/2p5/1PPp4/4PN2/P2P1PPP/RNBQKB1R b KQkq - 0 4

Réti Opening: Réti Accepted

1. Nf3 d5 2. c4 dxc4

Final position FENrnbqkbnr/ppp1pppp/8/8/2p5/5N2/PP1PPPPP/RNBQKB1R w KQkq - 0 3

Réti Opening: Réti Gambit, Keres Variation

1. Nf3 d5 2. c4 dxc4 3. e3 Be6

Final position FENrn1qkbnr/ppp1pppp/4b3/8/2p5/4PN2/PP1P1PPP/RNBQKB1R w KQkq - 1 4

Réti Opening: Zilbermints Gambit

1. Nf3 d5 2. c4 b5

Final position FENrnbqkbnr/p1p1pppp/8/1p1p4/2P5/5N2/PP1PPPPP/RNBQKB1R w KQkq - 0 3
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A10

English Opening: Achilles-Omega Gambit

1. c4 Nf6 2. e4

Final position FENrnbqkb1r/pppppppp/5n2/8/2P1P3/8/PP1P1PPP/RNBQKBNR b KQkq - 0 2

English Opening: Adorjan Defense

1. c4 g6 2. e4 e5

Final position FENrnbqkbnr/pppp1p1p/6p1/4p3/2P1P3/8/PP1P1PPP/RNBQKBNR w KQkq - 0 3

English Opening: Anglo-Dutch Defense

1. c4 f5

Final position FENrnbqkbnr/ppppp1pp/8/5p2/2P5/8/PP1PPPPP/RNBQKBNR w KQkq - 0 2

English Opening: Anglo-Dutch Defense, Hickmann Gambit

1. c4 f5 2. e4

Final position FENrnbqkbnr/ppppp1pp/8/5p2/2P1P3/8/PP1P1PPP/RNBQKBNR b KQkq - 0 2

English Opening: Anglo-Dutch Variation, Chabanon Gambit

1. c4 f5 2. Nf3 d6 3. e4

Final position FENrnbqkbnr/ppp1p1pp/3p4/5p2/2P1P3/5N2/PP1P1PPP/RNBQKB1R b KQkq - 0 3

English Opening: Anglo-Dutch Variation, Ferenc Gambit

1. c4 f5 2. Nc3 Nf6 3. e4

Final position FENrnbqkb1r/ppppp1pp/5n2/5p2/2P1P3/2N5/PP1P1PPP/R1BQKBNR b KQkq - 0 3

English Opening: Anglo-Lithuanian Variation

1. c4 Nc6

Final position FENr1bqkbnr/pppppppp/2n5/8/2P5/8/PP1PPPPP/RNBQKBNR w KQkq - 1 2

English Opening: Anglo-Scandinavian Defense

1. c4 d5

Final position FENrnbqkbnr/ppp1pppp/8/3p4/2P5/8/PP1PPPPP/RNBQKBNR w KQkq - 0 2

English Opening: Anglo-Scandinavian Defense, Löhn Gambit

1. c4 d5 2. cxd5 e6

Final position FENrnbqkbnr/ppp2ppp/4p3/3P4/8/8/PP1PPPPP/RNBQKBNR w KQkq - 0 3

English Opening: Anglo-Scandinavian Defense, Malvinas Variation

1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qa5

Final position FENrnb1kbnr/ppp1pppp/8/q7/8/2N5/PP1PPPPP/R1BQKBNR w KQkq - 2 4

English Opening: Anglo-Scandinavian Defense, Schulz Gambit

1. c4 d5 2. cxd5 Nf6

Final position FENrnbqkb1r/ppp1pppp/5n2/3P4/8/8/PP1PPPPP/RNBQKBNR w KQkq - 1 3

English Opening: Great Snake Variation

1. c4 g6

Final position FENrnbqkbnr/pppppp1p/6p1/8/2P5/8/PP1PPPPP/RNBQKBNR w KQkq - 0 2

English Opening: Jaenisch Gambit

1. c4 b5

Final position FENrnbqkbnr/p1pppppp/8/1p6/2P5/8/PP1PPPPP/RNBQKBNR w KQkq - 0 2

English Opening: King's English Variation, Botvinnik System, Prickly Pawn Pass System

1. c4 g6 2. Nc3 Bg7 3. g3 Nf6 4. Bg2 O-O 5. e4 d6 6. Nge2 e5 7. O-O c6 8. d3 a6

Final position FENrnbq1rk1/1p3pbp/p1pp1np1/4p3/2P1P3/2NP2P1/PP2NPBP/R1BQ1RK1 w - - 0 9

English Opening: Myers Defense

1. c4 g5

Final position FENrnbqkbnr/pppppp1p/8/6p1/2P5/8/PP1PPPPP/RNBQKBNR w KQkq - 0 2

English Opening: Myers Gambit

1. c4 g5 2. d4 Bg7

Final position FENrnbqk1nr/ppppppbp/8/6p1/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 1 3

English Opening: Porcupine Variation

1. c4 f5 2. Nc3 Nf6 3. e4 fxe4 4. g4

Final position FENrnbqkb1r/ppppp1pp/5n2/8/2P1p1P1/2N5/PP1P1P1P/R1BQKBNR b KQkq - 0 4

English Opening: Wade Gambit

1. c4 f5 2. g4

Final position FENrnbqkbnr/ppppp1pp/8/5p2/2P3P1/8/PP1PPP1P/RNBQKBNR b KQkq - 0 2

English Opening: Zilbermints Gambit

1. c4 g5 2. d4 e5

Final position FENrnbqkbnr/pppp1p1p/8/4p1p1/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 0 3
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A11

English Opening: Caro-Kann Defensive System

1. c4 c6

Final position FENrnbqkbnr/pp1ppppp/2p5/8/2P5/8/PP1PPPPP/RNBQKBNR w KQkq - 0 2

Réti Opening: Anglo-Slav Variation, Gurevich System

1. c4 c6 2. Nf3 d5 3. e3

Final position FENrnbqkbnr/pp2pppp/2p5/3p4/2P5/4PN2/PP1P1PPP/RNBQKB1R b KQkq - 0 3

Réti Opening: Anglo-Slav Variation, Gurevich System

1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Qc2

Final position FENrnbqkb1r/pp2pppp/2p2n2/3p4/2P5/4PN2/PPQP1PPP/RNB1KB1R b KQkq - 2 4

Réti Opening: Anglo-Slav Variation, Gurevich System

1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Nc3 Nbd7 5. Qc2

Final position FENr1bqkb1r/pp1npppp/2p2n2/3p4/2P5/2N1PN2/PPQP1PPP/R1B1KB1R b KQkq - 4 5

Réti Opening: Anglo-Slav Variation, Gurevich System

1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Nc3 Nbd7 5. b3 e5

Final position FENr1bqkb1r/pp1n1ppp/2p2n2/3pp3/2P5/1PN1PN2/P2P1PPP/R1BQKB1R w KQkq - 0 6

Réti Opening: Anglo-Slav Variation, Gurevich System

1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Nc3 e6 5. b3 Bd6

Final position FENrnbqk2r/pp3ppp/2pbpn2/3p4/2P5/1PN1PN2/P2P1PPP/R1BQKB1R w KQkq - 1 6

Réti Opening: Anglo-Slav Variation, with g3

1. c4 c6 2. Nf3 d5 3. g3 Nf6 4. b3 g6

Final position FENrnbqkb1r/pp2pp1p/2p2np1/3p4/2P5/1P3NP1/P2PPP1P/RNBQKB1R w KQkq - 0 5

Réti Opening: Anglo-Slav Variation, with g3

1. c4 c6 2. Nf3 d5 3. g3 Nf6 4. Bg2

Final position FENrnbqkb1r/pp2pppp/2p2n2/3p4/2P5/5NP1/PP1PPPBP/RNBQK2R b KQkq - 2 4

Réti Opening: Anglo-Slav Variation, with g3

1. c4 c6 2. Nf3 d5 3. g3 Nf6 4. Bg2 dxc4

Final position FENrnbqkb1r/pp2pppp/2p2n2/8/2p5/5NP1/PP1PPPBP/RNBQK2R w KQkq - 0 5

Réti Opening: Anglo-Slav Variation, with g3

1. c4 c6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Bf5

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p1b2/2P5/5NP1/PP1PPPBP/RNBQK2R w KQkq - 3 5

Réti Opening: Anglo-Slav Variation, with g3

1. c4 c6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Bf5 5. O-O e6 6. d3

Final position FENrn1qkb1r/pp3ppp/2p1pn2/3p1b2/2P5/3P1NP1/PP2PPBP/RNBQ1RK1 b kq - 0 6

Réti Opening: Anglo-Slav Variation, with g3

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5 5. d3 h6 6. c4 e6

Final position FENrn1qkb1r/pp3pp1/2p1pn1p/3p1b2/2P5/3P1NP1/PP2PPBP/RNBQ1RK1 w kq - 0 7
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A12

Réti Opening: Anglo-Slav Variation

1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3

Final position FENrnbqkb1r/pp2pppp/2p2n2/3p4/2P5/1P3NP1/P2PPP1P/RNBQKB1R b KQkq - 0 4

Réti Opening: Anglo-Slav Variation, Bled Variation

1. Nf3 d5 2. b3 Nf6 3. Bb2 g6 4. c4 c6

Final position FENrnbqkb1r/pp2pp1p/2p2np1/3p4/2P5/1P3N2/PB1PPPPP/RN1QKB1R w KQkq - 0 5

Réti Opening: Anglo-Slav Variation, Bogoljubow Variation

1. Nf3 d5 2. c4 c6 3. b3

Final position FENrnbqkbnr/pp2pppp/2p5/3p4/2P5/1P3N2/P2PPPPP/RNBQKB1R b KQkq - 0 3

Réti Opening: Anglo-Slav Variation, Bogoljubow Variation

1. Nf3 d5 2. c4 c6 3. b3 Bg4

Final position FENrn1qkbnr/pp2pppp/2p5/3p4/2P3b1/1P3N2/P2PPPPP/RNBQKB1R w KQkq - 1 4

Réti Opening: Anglo-Slav Variation, Bogoljubow Variation

1. Nf3 d5 2. c4 c6 3. b3 Bf5

Final position FENrn1qkbnr/pp2pppp/2p5/3p1b2/2P5/1P3N2/P2PPPPP/RNBQKB1R w KQkq - 1 4

Réti Opening: Anglo-Slav Variation, Bogoljubow Variation

1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2

Final position FENrn1qkbnr/pp2pppp/2p5/3p1b2/2P5/1P3N2/PB1PPPPP/RN1QKB1R b KQkq - 2 4

Réti Opening: Anglo-Slav Variation, Capablanca Variation

1. c4 Nf6 2. Nf3 c6 3. b3 d5 4. Bb2 Bg4

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p4/2P3b1/1P3N2/PB1PPPPP/RN1QKB1R w KQkq - 2 5

Réti Opening: Anglo-Slav Variation, Capablanca Variation

1. c4 Nf6 2. Nf3 c6 3. b3 d5 4. Bb2 Bg4 5. e3

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p4/2P3b1/1P2PN2/PB1P1PPP/RN1QKB1R b KQkq - 0 5

Réti Opening: Anglo-Slav Variation, Capablanca Variation

1. c4 Nf6 2. Nf3 c6 3. b3 d5 4. Bb2 Bg4 5. d3

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p4/2P3b1/1P1P1N2/PB2PPPP/RN1QKB1R b KQkq - 0 5

Réti Opening: Anglo-Slav Variation, London Defensive System

1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bf5

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p1b2/2P5/1P3NP1/P2PPP1P/RNBQKB1R w KQkq - 1 5

Réti Opening: Anglo-Slav Variation, London Defensive System

1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bf5 5. Bg2

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p1b2/2P5/1P3NP1/P2PPPBP/RNBQK2R b KQkq - 2 5

Réti Opening: Anglo-Slav Variation, London Defensive System

1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bf5 5. Bg2 e6 6. Bb2

Final position FENrn1qkb1r/pp3ppp/2p1pn2/3p1b2/2P5/1P3NP1/PB1PPPBP/RN1QK2R b KQkq - 1 6

Réti Opening: Anglo-Slav Variation, London Defensive System

1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bf5 5. Bb2

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p1b2/2P5/1P3NP1/PB1PPP1P/RN1QKB1R b KQkq - 2 5

Réti Opening: Anglo-Slav Variation, New York System

1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. Bb2 Bf5

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p1b2/2P5/1P3N2/PB1PPPPP/RN1QKB1R w KQkq - 2 5

Réti Opening: Anglo-Slav Variation, New York System

1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. Bb2 Bf5 5. e3

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p1b2/2P5/1P2PN2/PB1P1PPP/RN1QKB1R b KQkq - 0 5

Réti Opening: Anglo-Slav Variation, New York System

1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. Bb2 Bf5 5. d3

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p1b2/2P5/1P1P1N2/PB2PPPP/RN1QKB1R b KQkq - 0 5

Réti Opening: Anglo-Slav Variation, Torre System

1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bg4

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p4/2P3b1/1P3NP1/P2PPP1P/RNBQKB1R w KQkq - 1 5

Réti Opening: Anglo-Slav Variation, Torre System

1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bg4 5. Bg2

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p4/2P3b1/1P3NP1/P2PPPBP/RNBQK2R b KQkq - 2 5

Réti Opening: Anglo-Slav Variation, Torre System

1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bg4 5. Bg2 e6 6. Bb2

Final position FENrn1qkb1r/pp3ppp/2p1pn2/3p4/2P3b1/1P3NP1/PB1PPPBP/RN1QK2R b KQkq - 1 6

Réti Opening: Anglo-Slav Variation, Torre System

1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bg4 5. Bb2

Final position FENrn1qkb1r/pp2pppp/2p2n2/3p4/2P3b1/1P3NP1/PB1PPP1P/RN1QKB1R b KQkq - 2 5

Réti Opening: Anglo-Slav Variation, with dxc4

1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 dxc4

Final position FENrnbqkb1r/pp2pppp/2p2n2/8/2p5/1P3NP1/P2PPP1P/RNBQKB1R w KQkq - 0 5
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A13

English Opening: Agincourt Defense

1. c4 e6

Final position FENrnbqkbnr/pppp1ppp/4p3/8/2P5/8/PP1PPPPP/RNBQKBNR w KQkq - 0 2

English Opening: Agincourt Defense

1. c4 e6 2. Nf3

Final position FENrnbqkbnr/pppp1ppp/4p3/8/2P5/5N2/PP1PPPPP/RNBQKB1R b KQkq - 1 2

English Opening: Agincourt Defense

1. c4 e6 2. Nf3 d5

Final position FENrnbqkbnr/ppp2ppp/4p3/3p4/2P5/5N2/PP1PPPPP/RNBQKB1R w KQkq - 0 3

English Opening: Agincourt Defense

1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. Bb2 Be7 5. e3 O-O

Final position FENrnbq1rk1/ppp1bppp/4pn2/3p4/2P5/1P2PN2/PB1P1PPP/RN1QKB1R w KQ - 1 6

English Opening: Agincourt Defense

1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. Bb2 Be7 5. e3 O-O 6. d4

Final position FENrnbq1rk1/ppp1bppp/4pn2/3p4/2PP4/1P2PN2/PB3PPP/RN1QKB1R b KQ - 0 6

English Opening: Agincourt Defense, Bogoljubow Defense

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Bd6

Final position FENrnbqk2r/ppp2ppp/3bpn2/3p4/2P5/5NP1/PP1PPPBP/RNBQK2R w KQkq - 3 5

English Opening: Agincourt Defense, Catalan Defense

1. c4 e6 2. Nf3 d5 3. g3 b6 4. Bg2 Bb7 5. O-O

Final position FENrn1qkbnr/pbp2ppp/1p2p3/3p4/2P5/5NP1/PP1PPPBP/RNBQ1RK1 b kq - 3 5

English Opening: Agincourt Defense, Catalan Defense

1. c4 e6 2. Nf3 d5 3. g3 c5

Final position FENrnbqkbnr/pp3ppp/4p3/2pp4/2P5/5NP1/PP1PPP1P/RNBQKB1R w KQkq - 0 4

English Opening: Agincourt Defense, Catalan Defense Accepted

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 dxc4

Final position FENrnbqkb1r/ppp2ppp/4pn2/8/2p5/5NP1/PP1PPPBP/RNBQK2R w KQkq - 0 5

English Opening: Agincourt Defense, Catalan Defense, Semi-Slav Defense

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 c6

Final position FENrnbqkb1r/pp3ppp/2p1pn2/3p4/2P5/5NP1/PP1PPPBP/RNBQK2R w KQkq - 0 5

English Opening: Agincourt Defense, Kurajica Defense

1. c4 e6 2. Nf3 d5 3. g3 c6

Final position FENrnbqkbnr/pp3ppp/2p1p3/3p4/2P5/5NP1/PP1PPP1P/RNBQKB1R w KQkq - 0 4

English Opening: Agincourt Defense, Tarrasch Defense

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 c5 5. b3 Nc6 6. O-O Be7

Final position FENr1bqk2r/pp2bppp/2n1pn2/2pp4/2P5/1P3NP1/P2PPPBP/RNBQ1RK1 w kq - 3 7

English Opening: Agincourt Defense, Wimpy System

1. c4 e6 2. Nf3 Nf6 3. b3 d5 4. Bb2 c5 5. e3

Final position FENrnbqkb1r/pp3ppp/4pn2/2pp4/2P5/1P2PN2/PB1P1PPP/RN1QKB1R b KQkq - 0 5

English Opening: Neo-Catalan

1. c4 e6 2. Nf3 d5 3. g3 Nf6

Final position FENrnbqkb1r/ppp2ppp/4pn2/3p4/2P5/5NP1/PP1PPP1P/RNBQKB1R w KQkq - 1 4

English Opening: Neo-Catalan Declined

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7

Final position FENrnbqk2r/ppp1bppp/4pn2/3p4/2P5/5NP1/PP1PPPBP/RNBQK2R w KQkq - 3 5

English Opening: Romanishin Gambit

1. c4 Nf6 2. Nf3 e6 3. g3 a6 4. Bg2 b5

Final position FENrnbqkb1r/2pp1ppp/p3pn2/1p6/2P5/5NP1/PP1PPPBP/RNBQK2R w KQkq - 0 5
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A14

English Opening: Agincourt Defense, Keres Defense

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O c5 6. cxd5 Nxd5 7. Nc3 Nc6

Final position FENr1bqk2r/pp2bppp/2n1p3/2pn4/8/2N2NP1/PP1PPPBP/R1BQ1RK1 w kq - 2 8

English Opening: Agincourt Defense, Neo-Catalan Declined

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O

Final position FENrnbqk2r/ppp1bppp/4pn2/3p4/2P5/5NP1/PP1PPPBP/RNBQ1RK1 b kq - 4 5

English Opening: Agincourt Defense, Neo-Catalan Declined

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3

Final position FENrnbq1rk1/ppp1bppp/4pn2/3p4/2P5/1P3NP1/P2PPPBP/RNBQ1RK1 b - - 0 6

English Opening: Agincourt Defense, Neo-Catalan Declined

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5

Final position FENrnbq1rk1/pp2bppp/4pn2/2pp4/2P5/1P3NP1/P2PPPBP/RNBQ1RK1 w - - 0 7

English Opening: Agincourt Defense, Neo-Catalan Declined

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. e3

Final position FENrnbq1rk1/pp2bppp/4pn2/2pp4/2P5/1P2PNP1/P2P1PBP/RNBQ1RK1 b - - 0 7

English Opening: Agincourt Defense, Neo-Catalan Declined

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. e3 d4

Final position FENrnbq1rk1/pp2bppp/4pn2/2p5/2Pp4/1P2PNP1/P2P1PBP/RNBQ1RK1 w - - 0 8

English Opening: Agincourt Defense, Neo-Catalan Declined

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. e3 Nc6

Final position FENr1bq1rk1/pp2bppp/2n1pn2/2pp4/2P5/1P2PNP1/P2P1PBP/RNBQ1RK1 w - - 1 8

English Opening: Agincourt Defense, Neo-Catalan Declined, Early b3

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. b3

Final position FENrnbqk2r/ppp1bppp/4pn2/3p4/2P5/1P3NP1/P2PPPBP/RNBQK2R b KQkq - 0 5

English Opening: Agincourt Defense, Neo-Catalan Declined, Early b3

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. b3 b6

Final position FENrnbqk2r/p1p1bppp/1p2pn2/3p4/2P5/1P3NP1/P2PPPBP/RNBQK2R w KQkq - 0 6

English Opening: Agincourt Defense, Neo-Catalan Declined, Early b3

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. b3 c5

Final position FENrnbqk2r/pp2bppp/4pn2/2pp4/2P5/1P3NP1/P2PPPBP/RNBQK2R w KQkq - 0 6

Réti Opening: Anglo-Slav Variation

1. Nf3 d5 2. c4 c6 3. g3 Nf6 4. Bg2 e6 5. b3 Be7 6. Bb2

Final position FENrnbqk2r/pp2bppp/2p1pn2/3p4/2P5/1P3NP1/PB1PPPBP/RN1QK2R b KQkq - 2 6

Réti Opening: Anglo-Slav Variation, Bogoljubow Variation, Stonewall Line

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c6 7. Bb2

Final position FENrnbq1rk1/pp2bppp/2p1pn2/3p4/2P5/1P3NP1/PB1PPPBP/RN1Q1RK1 b - - 1 7
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A15

English Opening: Anglo-Indian Defense

1. c4 Nf6

Final position FENrnbqkb1r/pppppppp/5n2/8/2P5/8/PP1PPPPP/RNBQKBNR w KQkq - 1 2

English Opening: Anglo-Indian Defense, Anti-Anti-Grünfeld

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. e4

Final position FENrnbqk2r/ppppppbp/5np1/8/2P1P3/2N2N2/PP1P1PPP/R1BQKB1R b KQkq - 0 4

English Opening: Anglo-Indian Defense, Grünfeld Formation

1. c4 Nf6 2. Nf3 g6 3. g3 d5

Final position FENrnbqkb1r/ppp1pp1p/5np1/3p4/2P5/5NP1/PP1PPP1P/RNBQKB1R w KQkq - 0 4

English Opening: Anglo-Indian Defense, King's Indian Formation

1. c4 Nf6 2. Nf3 g6

Final position FENrnbqkb1r/pppppp1p/5np1/8/2P5/5N2/PP1PPPPP/RNBQKB1R w KQkq - 0 3

English Opening: Anglo-Indian Defense, King's Indian Formation, Double Fianchetto

1. c4 Nf6 2. Nf3 g6 3. g3 b6 4. Bg2 Bb7

Final position FENrn1qkb1r/pbpppp1p/1p3np1/8/2P5/5NP1/PP1PPPBP/RNBQK2R w KQkq - 2 5

English Opening: Anglo-Indian Defense, King's Knight Variation

1. c4 Nf6 2. Nf3

Final position FENrnbqkb1r/pppppppp/5n2/8/2P5/5N2/PP1PPPPP/RNBQKB1R b KQkq - 2 2

English Opening: Anglo-Indian Defense, Old Indian Formation

1. c4 Nf6 2. Nf3 d6

Final position FENrnbqkb1r/ppp1pppp/3p1n2/8/2P5/5N2/PP1PPPPP/RNBQKB1R w KQkq - 0 3

English Opening: Anglo-Indian Defense, Queen's Indian Formation

1. c4 Nf6 2. Nf3 b6

Final position FENrnbqkb1r/p1pppppp/1p3n2/8/2P5/5N2/PP1PPPPP/RNBQKB1R w KQkq - 0 3

English Opening: Anglo-Indian Defense, Queen's Indian Formation

1. c4 e6 2. Nf3 Nf6 3. g3 b6 4. Bg2 Bb7

Final position FENrn1qkb1r/pbpp1ppp/1p2pn2/8/2P5/5NP1/PP1PPPBP/RNBQK2R w KQkq - 2 5

English Opening: Anglo-Indian Defense, Romanishin Variation

1. c4 e6 2. Nf3 Nf6 3. g3 a6

Final position FENrnbqkb1r/1ppp1ppp/p3pn2/8/2P5/5NP1/PP1PPP1P/RNBQKB1R w KQkq - 0 4

English Opening: Anglo-Indian Defense, Scandinavian Defense

1. c4 Nf6 2. Nf3 d5

Final position FENrnbqkb1r/ppp1pppp/5n2/3p4/2P5/5N2/PP1PPPPP/RNBQKB1R w KQkq - 0 3

English Opening: Anglo-Indian Defense, Scandinavian Defense, Exchange Variation

1. c4 Nf6 2. Nf3 d5 3. cxd5 Nxd5

Final position FENrnbqkb1r/ppp1pppp/8/3n4/8/5N2/PP1PPPPP/RNBQKB1R w KQkq - 0 4

English Opening: Anglo-Indian Defense, Slav Formation

1. c4 Nf6 2. Nf3 g6 3. g3 c6

Final position FENrnbqkb1r/pp1ppp1p/2p2np1/8/2P5/5NP1/PP1PPP1P/RNBQKB1R w KQkq - 0 4

English Orangutan

1. c4 Nf6 2. Nf3 g6 3. b4

Final position FENrnbqkb1r/pppppp1p/5np1/8/1PP5/5N2/P2PPPPP/RNBQKB1R b KQkq - 0 3
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A16

English Opening: Anglo-Grünfeld Defense

1. c4 Nf6 2. Nc3 d5

Final position FENrnbqkb1r/ppp1pppp/5n2/3p4/2P5/2N5/PP1PPPPP/R1BQKBNR w KQkq - 0 3

English Opening: Anglo-Grünfeld Defense, Korchnoi Variation

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 g6 5. g3 Bg7 6. Bg2 e5

Final position FENrnbqk2r/ppp2pbp/6p1/3np3/8/2N2NP1/PP1PPPBP/R1BQK2R w KQkq - 0 7

English Opening: Anglo-Indian Defense, Anglo-Grünfeld Variation

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3

Final position FENrnbqkb1r/ppp1pppp/8/3n4/8/2N2N2/PP1PPPPP/R1BQKB1R b KQkq - 1 4

English Opening: Anglo-Indian Defense, Anglo-Grünfeld Variation

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 g6

Final position FENrnbqkb1r/ppp1pp1p/6p1/3n4/8/2N2N2/PP1PPPPP/R1BQKB1R w KQkq - 0 5

English Opening: Anglo-Indian Defense, Anglo-Grünfeld Variation

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nb6

Final position FENrnbqkb1r/ppp1pp1p/1n4p1/8/8/2N3P1/PP1PPPBP/R1BQK1NR w KQkq - 2 6

English Opening: Anglo-Indian Defense, Anglo-Grünfeld Variation

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nxc3

Final position FENrnbqkb1r/ppp1pp1p/6p1/8/8/2n3P1/PP1PPPBP/R1BQK1NR w KQkq - 0 6

English Opening: Anglo-Indian Defense, Queen's Knight Variation

1. c4 Nf6 2. Nc3

Final position FENrnbqkb1r/pppppppp/5n2/8/2P5/2N5/PP1PPPPP/R1BQKBNR b KQkq - 2 2
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A17

English Opening: Anglo-Indian Defense

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 c5 5. e3 e6

Final position FENrnbqkb1r/pp3ppp/4p3/2pn4/8/2N1PN2/PP1P1PPP/R1BQKB1R w KQkq - 0 6

English Opening: Anglo-Indian Defense, Hedgehog System

1. c4 Nf6 2. Nc3 e6

Final position FENrnbqkb1r/pppp1ppp/4pn2/8/2P5/2N5/PP1PPPPP/R1BQKBNR w KQkq - 0 3

English Opening: Anglo-Indian Defense, Nimzo-English

1. c4 Nf6 2. Nc3 e6 3. Nf3 Bb4

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bP5/2N2N2/PP1PPPPP/R1BQKB1R w KQkq - 2 4

English Opening: Anglo-Indian Defense, Queen's Indian Formation

1. c4 e6 2. Nc3 Nf6 3. Nf3 b6

Final position FENrnbqkb1r/p1pp1ppp/1p2pn2/8/2P5/2N2N2/PP1PPPPP/R1BQKB1R w KQkq - 0 4

English Opening: Anglo-Indian Defense, Queen's Indian Variation

1. c4 e6 2. Nc3 Nf6 3. Nf3 b6 4. e4 Bb7 5. Bd3

Final position FENrn1qkb1r/pbpp1ppp/1p2pn2/8/2P1P3/2NB1N2/PP1P1PPP/R1BQK2R b KQkq - 2 5

English Opening: Anglo-Indian Defense, Zvjaginsev-Krasenkow Attack

1. c4 e6 2. Nc3 Nf6 3. Nf3 Bb4 4. g4

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bP3P1/2N2N2/PP1PPP1P/R1BQKB1R b KQkq - 0 4
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A18

English Opening: Mikenas-Carls Variation

1. c4 e6 2. Nc3 Nf6 3. e4

Final position FENrnbqkb1r/pppp1ppp/4pn2/8/2P1P3/2N5/PP1P1PPP/R1BQKBNR b KQkq - 0 3

English Opening: Mikenas-Carls Variation

1. c4 e6 2. Nc3 Nf6 3. e4 Nc6

Final position FENr1bqkb1r/pppp1ppp/2n1pn2/8/2P1P3/2N5/PP1P1PPP/R1BQKBNR w KQkq - 1 4

English Opening: Mikenas-Carls Variation

1. c4 e6 2. Nc3 Nf6 3. e4 d5 4. e5

Final position FENrnbqkb1r/ppp2ppp/4pn2/3pP3/2P5/2N5/PP1P1PPP/R1BQKBNR b KQkq - 0 4
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A19

English Opening: Anglo-Indian Defense, Flohr-Mikenas-Carls Variation, Nei Gambit

1. c4 e6 2. Nc3 Nf6 3. e4 c5 4. e5 Ng8

Final position FENrnbqkbnr/pp1p1ppp/4p3/2p1P3/2P5/2N5/PP1P1PPP/R1BQKBNR w KQkq - 1 5

English Opening: Mikenas-Carls, Sicilian

1. c4 e6 2. Nc3 Nf6 3. e4 c5

Final position FENrnbqkb1r/pp1p1ppp/4pn2/2p5/2P1P3/2N5/PP1P1PPP/R1BQKBNR w KQkq - 0 4
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A20

English Opening: Drill Variation

1. c4 e5 2. g3 h5

Final position FENrnbqkbnr/pppp1pp1/8/4p2p/2P5/6P1/PP1PPP1P/RNBQKBNR w KQkq - 0 3

English Opening: King's English Variation

1. c4 e5

Final position FENrnbqkbnr/pppp1ppp/8/4p3/2P5/8/PP1PPPPP/RNBQKBNR w KQkq - 0 2

English Opening: King's English Variation, Kahiko-Hula Gambit

1. c4 e5 2. e3 Nf6 3. f4 exf4 4. Nf3

Final position FENrnbqkb1r/pppp1ppp/5n2/8/2P2p2/4PN2/PP1P2PP/RNBQKB1R b KQkq - 1 4

English Opening: King's English Variation, Nimzowitsch Variation

1. c4 e5 2. Nf3

Final position FENrnbqkbnr/pppp1ppp/8/4p3/2P5/5N2/PP1PPPPP/RNBQKB1R b KQkq - 1 2

English Opening: King's English Variation, Nimzowitsch-Flohr Variation

1. c4 e5 2. Nf3 e4

Final position FENrnbqkbnr/pppp1ppp/8/8/2P1p3/5N2/PP1PPPPP/RNBQKB1R w KQkq - 0 3
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A21

English Opening: King's English Variation

1. c4 e5 2. Nc3 d6 3. Nf3

Final position FENrnbqkbnr/ppp2ppp/3p4/4p3/2P5/2N2N2/PP1PPPPP/R1BQKB1R b KQkq - 1 3

English Opening: King's English Variation, Keres Defense

1. c4 e5 2. Nc3 d6 3. g3 c6

Final position FENrnbqkbnr/pp3ppp/2pp4/4p3/2P5/2N3P1/PP1PPP1P/R1BQKBNR w KQkq - 0 4

English Opening: King's English Variation, Kramnik-Shirov Counterattack

1. c4 e5 2. Nc3 Bb4

Final position FENrnbqk1nr/pppp1ppp/8/4p3/1bP5/2N5/PP1PPPPP/R1BQKBNR w KQkq - 2 3

English Opening: King's English Variation, Reversed Sicilian

1. c4 e5 2. Nc3

Final position FENrnbqkbnr/pppp1ppp/8/4p3/2P5/2N5/PP1PPPPP/R1BQKBNR b KQkq - 1 2

English Opening: King's English Variation, Smyslov Defense

1. c4 e5 2. Nc3 d6 3. Nf3 Bg4

Final position FENrn1qkbnr/ppp2ppp/3p4/4p3/2P3b1/2N2N2/PP1PPPPP/R1BQKB1R w KQkq - 2 4

English Opening: King's English Variation, Troger Defense

1. c4 e5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Be6

Final position FENr2qkbnr/ppp2ppp/2npb3/4p3/2P5/2N3P1/PP1PPPBP/R1BQK1NR w KQkq - 2 5
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A22

English Opening: Carls-Bremen System

1. c4 e5 2. Nc3 Nf6 3. g3

Final position FENrnbqkb1r/pppp1ppp/5n2/4p3/2P5/2N3P1/PP1PPP1P/R1BQKBNR b KQkq - 0 3

English Opening: King's English Variation, Adhiban Gambit

1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 c6

Final position FENrnbqkb1r/pp1p1ppp/2p2n2/6N1/2P1p3/2N5/PP1PPPPP/R1BQKB1R w KQkq - 0 5

English Opening: King's English Variation, Bellon Gambit

1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 b5

Final position FENrnbqkb1r/p1pp1ppp/5n2/1p4N1/2P1p3/2N5/PP1PPPPP/R1BQKB1R w KQkq - 0 5

English Opening: King's English Variation, Two Knights Variation

1. c4 e5 2. Nc3 Nf6

Final position FENrnbqkb1r/pppp1ppp/5n2/4p3/2P5/2N5/PP1PPPPP/R1BQKBNR w KQkq - 2 3

English Opening: King's English Variation, Two Knights Variation, Reversed Dragon

1. c4 e5 2. Nc3 Nf6 3. g3 d5

Final position FENrnbqkb1r/ppp2ppp/5n2/3pp3/2P5/2N3P1/PP1PPP1P/R1BQKBNR w KQkq - 0 4

English Opening: King's English Variation, Two Knights Variation, Smyslov System

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4

Final position FENrnbqk2r/pppp1ppp/5n2/4p3/1bP5/2N3P1/PP1PPP1P/R1BQKBNR w KQkq - 1 4

English Opening: King's English, Erbenheimer Gambit

1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 Ng4

Final position FENrnbqkb1r/pppp1ppp/8/6N1/2P1p1n1/2N5/PP1PPPPP/R1BQKB1R w KQkq - 2 5

English Opening: King's English, Mazedonisch

1. c4 e5 2. Nc3 Nf6 3. f4

Final position FENrnbqkb1r/pppp1ppp/5n2/4p3/2P2P2/2N5/PP1PP1PP/R1BQKBNR b KQkq - 0 3
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A23

English Opening: King's English Variation, Two Knights Variation, Keres Variation

1. c4 e5 2. Nc3 Nf6 3. g3 c6

Final position FENrnbqkb1r/pp1p1ppp/2p2n2/4p3/2P5/2N3P1/PP1PPP1P/R1BQKBNR w KQkq - 0 4

English Opening: King's English Variation, Two Knights Variation, Keres Variation

1. c4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 c6

Final position FENrnbqk2r/pp1p1ppp/2p2n2/2b1p3/2P5/2N3P1/PP1PPPBP/R1BQK1NR w KQkq - 0 5
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A24

English Opening: King's English Variation, Two Knights Variation, Fianchetto Line

1. c4 e5 2. Nc3 Nf6 3. g3 g6

Final position FENrnbqkb1r/pppp1p1p/5np1/4p3/2P5/2N3P1/PP1PPP1P/R1BQKBNR w KQkq - 0 4
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A25

English Opening: Closed, Taimanov Variation

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Rb1 Nh6 5. Bg2 Bg7

Final position FENr1bqk2r/pppp1pbp/2n3pn/4p3/2P5/2N3P1/PP1PPPBP/1RBQK1NR w Kkq - 4 6

English Opening: Closed, Taimanov Variation

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Nh6

Final position FENr1bqk2r/ppp2pbp/2np2pn/4p3/2P5/2N1P1P1/PP1PNPBP/R1BQK2R w KQkq - 2 7

English Opening: King's English Variation, Bremen-Hort Variation

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Be6

Final position FENr2qk1nr/ppp2pbp/2npb1p1/4p3/2P5/2N1P1P1/PP1PNPBP/R1BQK2R w KQkq - 2 7

English Opening: King's English Variation, Closed System

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3

Final position FENr1bqk1nr/pppp1pbp/2n3p1/4p3/2P5/2NP2P1/PP2PPBP/R1BQK1NR b KQkq - 0 5

English Opening: King's English Variation, Hungarian Attack

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1

Final position FENr1bqk1nr/pppp1pbp/2n3p1/4p3/2P5/2N3P1/PP1PPPBP/1RBQK1NR b Kkq - 3 5

English Opening: King's English Variation, Reversed Closed Sicilian

1. c4 e5 2. Nc3 Nc6

Final position FENr1bqkbnr/pppp1ppp/2n5/4p3/2P5/2N5/PP1PPPPP/R1BQKBNR w KQkq - 2 3

English Opening: King's English Variation, Reversed Closed Sicilian

1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 Bb4 5. Nd5

Final position FENr1bqk2r/pppp1ppp/2n2n2/3Np3/1bP5/6P1/PP1PPPBP/R1BQK1NR b KQkq - 6 5

English Opening: King's English Variation, Reversed Closed Sicilian

1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 Bb4 5. e4 d6 6. Nge2

Final position FENr1bqk2r/ppp2ppp/2np1n2/4p3/1bP1P3/2N3P1/PP1PNPBP/R1BQK2R b KQkq - 1 6

English Opening: King's English Variation, Reversed Closed Sicilian

1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 Bb4 5. e4 d6 6. Nge2 Bg4

Final position FENr2qk2r/ppp2ppp/2np1n2/4p3/1bP1P1b1/2N3P1/PP1PNPBP/R1BQK2R w KQkq - 2 7

English Opening: King's English Variation, Reversed Closed Sicilian

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. e4 O-O 5. Nge2 Nc6 6. Bg2

Final position FENr1bq1rk1/pppp1ppp/2n2n2/4p3/1bP1P3/2N3P1/PP1PNPBP/R1BQK2R b KQ - 4 6

English Opening: King's English Variation, Taimanov Variation

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7

Final position FENr1bqk1nr/pppp1pbp/2n3p1/4p3/2P5/2N3P1/PP1PPPBP/R1BQK1NR w KQkq - 2 5
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A26

English Opening: King's English Variation, Botvinnik System

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. e4

Final position FENr1bqk1nr/ppp2pbp/2np2p1/4p3/2P1P3/2NP2P1/PP3PBP/R1BQK1NR b KQkq - 0 6

English Opening: King's English Variation, Closed System, Full Symmetry

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6

Final position FENr1bqk1nr/ppp2pbp/2np2p1/4p3/2P5/2NP2P1/PP2PPBP/R1BQK1NR w KQkq - 0 6
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A27

English Opening: King's English Variation, Three Knights System

1. c4 e5 2. Nc3 Nc6 3. Nf3

Final position FENr1bqkbnr/pppp1ppp/2n5/4p3/2P5/2N2N2/PP1PPPPP/R1BQKB1R b KQkq - 3 3
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A28

English Opening: Four Knights System, Nimzowitsch Variation

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4

Final position FENr1bqkb1r/pppp1ppp/2n2n2/4p3/2P1P3/2N2N2/PP1P1PPP/R1BQKB1R b KQkq - 0 4

English Opening: King's English Variation, Four Knights Variation

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6

Final position FENr1bqkb1r/pppp1ppp/2n2n2/4p3/2P5/2N2N2/PP1PPPPP/R1BQKB1R w KQkq - 4 4

English Opening: King's English Variation, Four Knights Variation

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Bg5 h6 7. Bh4 Bxc3+ 8. bxc3 Ne5

Final position FENr1bqk2r/pppp1pp1/5n1p/4n3/2PN3B/2P5/P3PPPP/R2QKB1R w KQkq - 1 9

English Opening: King's English Variation, Four Knights Variation, Bradley Beach Variation

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 e4

Final position FENr1bqkb1r/pppp1ppp/2n2n2/8/2PPp3/2N2N2/PP2PPPP/R1BQKB1R w KQkq - 0 5

English Opening: King's English Variation, Four Knights Variation, Flexible Line

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d3

Final position FENr1bqkb1r/pppp1ppp/2n2n2/4p3/2P5/2NP1N2/PP2PPPP/R1BQKB1R b KQkq - 0 4

English Opening: King's English Variation, Four Knights Variation, Korchnoi Line

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. a3

Final position FENr1bqkb1r/pppp1ppp/2n2n2/4p3/2P5/P1N2N2/1P1PPPPP/R1BQKB1R b KQkq - 0 4

English Opening: King's English Variation, Four Knights Variation, Quiet Line

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3

Final position FENr1bqkb1r/pppp1ppp/2n2n2/4p3/2P5/2N1PN2/PP1P1PPP/R1BQKB1R b KQkq - 0 4

English Opening: King's English Variation, Four Knights Variation, Quiet Line

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 Bxc3

Final position FENr1bqk2r/pppp1ppp/2n2n2/4p3/2P5/2b1PN2/PPQP1PPP/R1B1KB1R w KQkq - 0 6

English Opening: King's English Variation, Four Knights Variation, Quiet Line

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 O-O 6. Nd5 Re8 7. Qf5

Final position FENr1bqr1k1/pppp1ppp/2n2n2/3NpQ2/1bP5/4PN2/PP1P1PPP/R1B1KB1R b KQ - 6 7
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A29

English Opening: King's English Variation, Four Knights Variation, Fianchetto Line

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3

Final position FENr1bqkb1r/pppp1ppp/2n2n2/4p3/2P5/2N2NP1/PP1PPP1P/R1BQKB1R b KQkq - 0 4

English Opening: King's English Variation, Four Knights Variation, Fianchetto Line

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bb4

Final position FENr1bqk2r/pppp1ppp/2n2n2/4p3/1bP5/2N2NP1/PP1PPP1P/R1BQKB1R w KQkq - 1 5

English Opening: King's English Variation, Four Knights Variation, Fianchetto Line

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bb4 5. Bg2 Bxc3 6. dxc3 d6 7. O-O O-O

Final position FENr1bq1rk1/ppp2ppp/2np1n2/4p3/2P5/2P2NP1/PP2PPBP/R1BQ1RK1 w - - 2 8

English Opening: King's English Variation, Four Knights Variation, Fianchetto Line

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nf3 Nc6

Final position FENr1bqkb1r/ppp2ppp/2n5/3np3/8/5NP1/PP1PPPBP/RNBQK2R w KQkq - 2 6

English Opening: King's English Variation, Four Knights Variation, Fianchetto Line

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nf3 Nc6 6. d3

Final position FENr1bqkb1r/ppp2ppp/2n5/3np3/8/3P1NP1/PP2PPBP/RNBQK2R b KQkq - 0 6

English Opening: King's English Variation, Four Knights Variation, Fianchetto Line

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nf3 Nc6 6. d3 Be7 7. O-O O-O

Final position FENr1bq1rk1/ppp1bppp/2n5/3np3/8/3P1NP1/PP2PPBP/RNBQ1RK1 w - - 3 8

English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, Delayed .. Nc6

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Re8 6. O-O e4 7. Nd4 Nc6

Final position FENr1bqr1k1/pppp1ppp/2n2n2/8/1bPNp3/2N3P1/PP1PPPBP/R1BQ1RK1 w - - 2 8

English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with .. d6

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bc5 5. d3 d6 6. Bg2

Final position FENr1bqk2r/ppp2ppp/2np1n2/2b1p3/2P5/2NP1NP1/PP2PPBP/R1BQK2R b KQkq - 1 6

English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with .. d6

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bc5 5. d3 d6 6. Bg2 O-O 7. O-O

Final position FENr1bq1rk1/ppp2ppp/2np1n2/2b1p3/2P5/2NP1NP1/PP2PPBP/R1BQ1RK1 b - - 3 7

English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with .. d6, Be7

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 d6 5. d3 Be7 6. Nf3 O-O

Final position FENr1bq1rk1/ppp1bppp/2np1n2/4p3/2P5/2NP1NP1/PP2PPBP/R1BQK2R w KQ - 3 7

English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with .. d6, a6

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bc5 5. d3 d6 6. Bg2 a6

Final position FENr1bqk2r/1pp2ppp/p1np1n2/2b1p3/2P5/2NP1NP1/PP2PPBP/R1BQK2R w KQkq - 0 7

English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with .. d6, h6

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bc5 5. d3 d6 6. Bg2 h6

Final position FENr1bqk2r/ppp2pp1/2np1n1p/2b1p3/2P5/2NP1NP1/PP2PPBP/R1BQK2R w KQkq - 0 7

English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Bc5

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5

Final position FENr1bqk2r/ppp2ppp/2n5/2bnp3/8/2N2NP1/PP1PPPBP/R1BQK2R w KQkq - 2 7

English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6

Final position FENr1bqkb1r/ppp2ppp/1nn5/4p3/8/2N2NP1/PP1PPPBP/R1BQK2R w KQkq - 2 7
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A30

English Opening: Symmetrical Variation

1. c4 c5

Final position FENrnbqkbnr/pp1ppppp/8/2p5/2P5/8/PP1PPPPP/RNBQKBNR w KQkq - 0 2

English Opening: Symmetrical Variation

1. c4 c5 2. Nf3

Final position FENrnbqkbnr/pp1ppppp/8/2p5/2P5/5N2/PP1PPPPP/RNBQKB1R b KQkq - 1 2

English Opening: Symmetrical Variation, Hedgehog Defense

1. c4 e6 2. Nf3 Nf6 3. Nc3 c5 4. g3 b6 5. Bg2 Bb7 6. O-O Be7

Final position FENrn1qk2r/pb1pbppp/1p2pn2/2p5/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 w kq - 4 7

English Opening: Symmetrical Variation, Napolitano Gambit

1. c4 c5 2. Nf3 Nf6 3. b4

Final position FENrnbqkb1r/pp1ppppp/5n2/2p5/1PP5/5N2/P2PPPPP/RNBQKB1R b KQkq - 0 3

English Opening: Symmetrical, Hedgehog, Flexible Formation

1. c4 e6 2. Nf3 c5 3. Nc3 Nf6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. b3 Nbd7

Final position FENr2qk2r/1b1nbppp/pp1ppn2/8/2PQ4/1PN2NP1/P3PPBP/R1BR2K1 w kq - 1 11

English Opening: Wing Gambit

1. c4 c5 2. b4

Final position FENrnbqkbnr/pp1ppppp/8/2p5/1PP5/8/P2PPPPP/RNBQKBNR b KQkq - 0 2
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A31

English Opening: Symmetrical Variation, Anti-Benoni Variation

1. c4 Nf6 2. d4 c5 3. Nf3

Final position FENrnbqkb1r/pp1ppppp/5n2/2p5/2PP4/5N2/PP2PPPP/RNBQKB1R b KQkq - 1 3
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A32

English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense

1. c4 e6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 Nf6

Final position FENrnbqkb1r/pp1p1ppp/4pn2/8/2PN4/8/PP2PPPP/RNBQKB1R w KQkq - 1 5
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A33

English Opening: Symmetrical Variation, Anti-Benoni Variation, Geller Variation

1. c4 e6 2. Nf3 Nf6 3. Nc3 c5 4. d4 Nc6 5. g3 cxd4 6. Nxd4 Qb6

Final position FENr1b1kb1r/pp1p1ppp/1qn1pn2/8/2PN4/2N3P1/PP2PP1P/R1BQKB1R w KQkq - 1 7

English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense

1. c4 e6 2. Nf3 Nf6 3. Nc3 c5 4. d4 cxd4 5. Nxd4 Nc6

Final position FENr1bqkb1r/pp1p1ppp/2n1pn2/8/2PN4/2N5/PP2PPPP/R1BQKB1R w KQkq - 1 6
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A34

English Opening: Symmetrical Variation

1. c4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. g3 d5 5. d4 cxd4

Final position FENr1bqkb1r/pp2pppp/2n2n2/3p4/2Pp4/2N2NP1/PP2PP1P/R1BQKB1R w KQkq - 0 6

English Opening: Symmetrical Variation, Fianchetto Variation

1. c4 Nf6 2. Nc3 c5 3. g3

Final position FENrnbqkb1r/pp1ppppp/5n2/2p5/2P5/2N3P1/PP1PPP1P/R1BQKBNR b KQkq - 0 3

English Opening: Symmetrical Variation, Normal Variation

1. c4 c5 2. Nc3

Final position FENrnbqkbnr/pp1ppppp/8/2p5/2P5/2N5/PP1PPPPP/R1BQKBNR b KQkq - 1 2

English Opening: Symmetrical Variation, Rubinstein Variation

1. c4 Nf6 2. Nc3 c5 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc7

Final position FENrnbqkb1r/ppn1pppp/8/2p5/8/2N3P1/PP1PPPBP/R1BQK1NR w KQkq - 2 6

English Opening: Symmetrical Variation, Rubinstein Variation

1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Nc6 6. Bg2 Nc7

Final position FENr1bqkb1r/ppn1pppp/2n5/2p5/8/2N2NP1/PP1PPPBP/R1BQK2R w KQkq - 3 7

English Opening: Symmetrical Variation, Three Knights Variation

1. c4 c5 2. Nc3 Nf6 3. Nf3

Final position FENrnbqkb1r/pp1ppppp/5n2/2p5/2P5/2N2N2/PP1PPPPP/R1BQKB1R b KQkq - 3 3
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A35

English Opening: Symmetrical Variation

1. c4 c5 2. Nc3 Nf6 3. Nf3 e5

Final position FENrnbqkb1r/pp1p1ppp/5n2/2p1p3/2P5/2N2N2/PP1PPPPP/R1BQKB1R w KQkq - 0 4

English Opening: Symmetrical Variation, Four Knights Variation

1. c4 c5 2. Nf3 Nf6 3. Nc3 Nc6

Final position FENr1bqkb1r/pp1ppppp/2n2n2/2p5/2P5/2N2N2/PP1PPPPP/R1BQKB1R w KQkq - 4 4

English Opening: Symmetrical Variation, Four Knights Variation, Keres-Parma System

1. c4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. g3 e6

Final position FENr1bqkb1r/pp1p1ppp/2n1pn2/2p5/2P5/2N2NP1/PP1PPP1P/R1BQKB1R w KQkq - 0 5

English Opening: Symmetrical Variation, Two Knights Variation

1. c4 c5 2. Nc3 Nc6

Final position FENr1bqkbnr/pp1ppppp/2n5/2p5/2P5/2N5/PP1PPPPP/R1BQKBNR w KQkq - 2 3
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A36

English Opening: Symmetrical Variation, Botvinnik System

1. c4 c5 2. e4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2

Final position FENr1bqk1nr/pp1pppbp/2n3p1/2p5/2P1P3/2N3P1/PP1P1PBP/R1BQK1NR b KQkq - 2 5

English Opening: Symmetrical Variation, Botvinnik System Reversed, with e3

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e5

Final position FENr1bqk1nr/pp1p1pbp/2n3p1/2p1p3/2P5/2N1P1P1/PP1P1PBP/R1BQK1NR w KQkq - 0 6

English Opening: Symmetrical Variation, Two Knights, Fianchetto Variation

1. c4 c5 2. Nc3 Nc6 3. g3

Final position FENr1bqkbnr/pp1ppppp/2n5/2p5/2P5/2N3P1/PP1PPP1P/R1BQKBNR b KQkq - 0 3

English Opening: Symmetrical Variation, Ultra-Symmetrical Variation

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6

Final position FENr1bqk1nr/pp1pppbp/2n3p1/2p5/2P5/2N3P1/PP1PPPBP/R1BQK1NR w KQkq - 4 5
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A37

English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5

Final position FENr1bqk1nr/pp1p1pbp/2n3p1/2p1p3/2P5/2N2NP1/PP1PPPBP/R1BQK2R w KQkq - 0 6

English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5 6. O-O d6

Final position FENr1bqk1nr/pp3pbp/2np2p1/2p1p3/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 w kq - 0 7

English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5 6. O-O Nge7

Final position FENr1bqk2r/pp1pnpbp/2n3p1/2p1p3/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 w kq - 2 7

English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5 6. O-O Nge7 7. a3

Final position FENr1bqk2r/pp1pnpbp/2n3p1/2p1p3/2P5/P1N2NP1/1P1PPPBP/R1BQ1RK1 b kq - 0 7

English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5 6. O-O Nge7 7. d3

Final position FENr1bqk2r/pp1pnpbp/2n3p1/2p1p3/2P5/2NP1NP1/PP2PPBP/R1BQ1RK1 b kq - 0 7

English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5 6. O-O Nge7 7. d3 d6

Final position FENr1bqk2r/pp2npbp/2np2p1/2p1p3/2P5/2NP1NP1/PP2PPBP/R1BQ1RK1 w kq - 0 8

English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3

Final position FENr1bqk1nr/pp1pppbp/2n3p1/2p5/2P5/2N2NP1/PP1PPPBP/R1BQK2R b KQkq - 3 5

English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation

1. c4 c5 2. Nf3 Nc6 3. g3 g6 4. Bg2 Bg7 5. O-O d6 6. Nc3

Final position FENr1bqk1nr/pp2ppbp/2np2p1/2p5/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 b kq - 1 6

English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation

1. c4 c5 2. Nf3 Nc6 3. g3 g6 4. Bg2 Bg7 5. O-O e6 6. Nc3

Final position FENr1bqk1nr/pp1p1pbp/2n1p1p1/2p5/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 b kq - 1 6
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A38

English Opening: Symmetrical Variation, Double Fianchetto

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. b3

Final position FENr1bq1rk1/pp1pppbp/2n2np1/2p5/2P5/1PN2NP1/P2PPPBP/R1BQ1RK1 b - - 0 7

English Opening: Symmetrical Variation, Duchamp Variation

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c5 6. Nc3 Nc6 7. d3

Final position FENr1bq1rk1/pp1pppbp/2n2np1/2p5/2P5/2NP1NP1/PP2PPBP/R1BQ1RK1 b - - 0 7

English Opening: Symmetrical Variation, Full Symmetry Line

1. c4 Nf6 2. Nf3 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7

Final position FENr1bqk2r/pp1pppbp/2n2np1/2p5/2P5/2N2NP1/PP1PPPBP/R1BQK2R w KQkq - 2 6
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A39

English Opening: Symmetrical Variation, Mecking Variation

1. c4 Nf6 2. Nf3 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O O-O 7. d4

Final position FENr1bq1rk1/pp1pppbp/2n2np1/2p5/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 b - - 0 7
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A40

Benoni Defense: Franco-Sicilian Hybrid

1. d4 e6 2. c4 c5 3. d5 exd5 4. cxd5 d6 5. Nc3 g6 6. e4 Bg7 7. Nf3 Ne7

Final position FENrnbqk2r/pp2npbp/3p2p1/2pP4/4P3/2N2N2/PP3PPP/R1BQKB1R w KQkq - 3 8

Colle System: Pterodactyl Variation

1. d4 g6 2. Nf3 Bg7 3. e3 c5 4. Bd3 Qa5+

Final position FENrnb1k1nr/pp1pppbp/6p1/q1p5/3P4/3BPN2/PPP2PPP/RNBQK2R w KQkq - 2 5

Colle System: Siroccopteryx Variation

1. d4 g6 2. Nf3 Bg7 3. e3 c5 4. Bd3 cxd4 5. Nxd4 Qa5+

Final position FENrnb1k1nr/pp1pppbp/6p1/q7/3N4/3BP3/PPP2PPP/RNBQK2R w KQkq - 1 6

English Defense

1. d4 e6 2. c4 b6

Final position FENrnbqkbnr/p1pp1ppp/1p2p3/8/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 0 3

English Defense: Eastbourne Gambit

1. d4 b6 2. c4 Bb7 3. Nc3 e5

Final position FENrn1qkbnr/pbpp1ppp/1p6/4p3/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq - 0 4

English Defense: Hartlaub Gambit Accepted

1. c4 e6 2. d4 b6 3. Nc3 Bb7 4. e4 f5 5. exf5 Nf6

Final position FENrn1qkb1r/pbpp2pp/1p2pn2/5P2/2PP4/2N5/PP3PPP/R1BQKBNR w KQkq - 1 6

English Defense: Hartlaub Gambit Declined

1. c4 e6 2. d4 b6 3. Nc3 Bb7 4. e4 f5 5. d5

Final position FENrn1qkbnr/pbpp2pp/1p2p3/3P1p2/2P1P3/2N5/PP3PPP/R1BQKBNR b KQkq - 0 5

English Defense: Perrin Variation

1. d4 e6 2. c4 b6 3. e4 Bb7 4. Bd3 Nc6

Final position FENr2qkbnr/pbpp1ppp/1pn1p3/8/2PPP3/3B4/PP3PPP/RNBQK1NR w KQkq - 3 5

English Defense: Poli Gambit

1. d4 e6 2. c4 b6 3. e4 Bb7 4. f3 f5 5. exf5 Nh6

Final position FENrn1qkb1r/pbpp2pp/1p2p2n/5P2/2PP4/5P2/PP4PP/RNBQKBNR w KQkq - 1 6

Englund Gambit Declined

1. d4 e5 2. d5

Final position FENrnbqkbnr/pppp1ppp/8/3Pp3/8/8/PPP1PPPP/RNBQKBNR b KQkq - 0 2

Englund Gambit Declined: Diemer Counterattack

1. d4 e5 2. d5 Bc5 3. e4 Qh4

Final position FENrnb1k1nr/pppp1ppp/8/2bPp3/4P2q/8/PPP2PPP/RNBQKBNR w KQkq - 1 4

Englund Gambit Declined: Reversed Alekhine

1. d4 e5 2. Nf3

Final position FENrnbqkbnr/pppp1ppp/8/4p3/3P4/5N2/PPP1PPPP/RNBQKB1R b KQkq - 1 2

Englund Gambit Declined: Reversed Brooklyn

1. d4 e5 2. Nf3 e4 3. Ng1

Final position FENrnbqkbnr/pppp1ppp/8/8/3Pp3/8/PPP1PPPP/RNBQKBNR b KQkq - 1 3

Englund Gambit Declined: Reversed French

1. d4 e5 2. e3

Final position FENrnbqkbnr/pppp1ppp/8/4p3/3P4/4P3/PPP2PPP/RNBQKBNR b KQkq - 0 2

Englund Gambit Declined: Reversed Krebs

1. d4 e5 2. Nf3 e4

Final position FENrnbqkbnr/pppp1ppp/8/8/3Pp3/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 3

Englund Gambit Declined: Reversed Mokele Mbembe

1. d4 e5 2. Nf3 e4 3. Ne5

Final position FENrnbqkbnr/pppp1ppp/8/4N3/3Pp3/8/PPP1PPPP/RNBQKB1R b KQkq - 1 3

Englund Gambit: Felbecker Gambit

1. d4 e5 2. dxe5 Nc6 3. Nf3 Bc5

Final position FENr1bqk1nr/pppp1ppp/2n5/2b1P3/8/5N2/PPP1PPPP/RNBQKB1R w KQkq - 3 4

Englund Gambit: Hartlaub-Charlick Gambit

1. d4 e5 2. dxe5 d6

Final position FENrnbqkbnr/ppp2ppp/3p4/4P3/8/8/PPP1PPPP/RNBQKBNR w KQkq - 0 3

Englund Gambit: Main Line

1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7

Final position FENr1b1kbnr/ppppqppp/2n5/4P3/8/5N2/PPP1PPPP/RNBQKB1R w KQkq - 3 4

Englund Gambit: Mosquito Gambit

1. d4 e5 2. dxe5 Qh4

Final position FENrnb1kbnr/pppp1ppp/8/4P3/7q/8/PPP1PPPP/RNBQKBNR w KQkq - 1 3

Englund Gambit: Soller Gambit

1. d4 e5 2. dxe5 f6

Final position FENrnbqkbnr/pppp2pp/5p2/4P3/8/8/PPP1PPPP/RNBQKBNR w KQkq - 0 3

Englund Gambit: Soller Gambit Deferred

1. d4 e5 2. dxe5 Nc6 3. Nf3 f6

Final position FENr1bqkbnr/pppp2pp/2n2p2/4P3/8/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 4

Englund Gambit: Stockholm Variation

1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Qd5

Final position FENr1b1kbnr/ppppqppp/2n5/3QP3/8/5N2/PPP1PPPP/RNB1KB1R b KQkq - 4 4

Englund Gambit: Zilbermints Gambit

1. d4 e5 2. dxe5 Nc6 3. Nf3 Nge7

Final position FENr1bqkb1r/ppppnppp/2n5/4P3/8/5N2/PPP1PPPP/RNBQKB1R w KQkq - 3 4

Horwitz Defense: Zilbermints Gambit

1. d4 e6 2. c4 e5

Final position FENrnbqkbnr/pppp1ppp/8/4p3/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 0 3

Kangaroo Defense

1. d4 e6 2. c4 Bb4+

Final position FENrnbqk1nr/pppp1ppp/4p3/8/1bPP4/8/PP2PPPP/RNBQKBNR w KQkq - 1 3

Kangaroo Defense: Keres Defense, Transpositional Variation

1. d4 e6 2. c4 Bb4+ 3. Nc3

Final position FENrnbqk1nr/pppp1ppp/4p3/8/1bPP4/2N5/PP2PPPP/R1BQKBNR b KQkq - 2 3

Mikenas Defense: Cannstatter Variation

1. d4 Nc6 2. c4 e5 3. d5 Nd4

Final position FENr1bqkbnr/pppp1ppp/8/3Pp3/2Pn4/8/PP2PPPP/RNBQKBNR w KQkq - 1 4

Mikenas Defense: Lithuanian Variation

1. d4 Nc6 2. c4 e5 3. d5 Nce7

Final position FENr1bqkbnr/ppppnppp/8/3Pp3/2P5/8/PP2PPPP/RNBQKBNR w KQkq - 1 4

Mikenas Defense: Pozarek Gambit

1. d4 Nc6 2. c4 e5 3. dxe5 Nxe5 4. Nc3 Nxc4

Final position FENr1bqkbnr/pppp1ppp/8/8/2n5/2N5/PP2PPPP/R1BQKBNR w KQkq - 0 5

Modern Defense: Beefeater Variation

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5

Final position FENrnbqk1nr/pp1pp2p/6p1/2pP1p2/2P5/2P5/P3PPPP/R1BQKBNR w KQkq - 0 6

Modern Defense: Lizard Defense, Pirc-Diemer Gambit

1. d4 g6 2. h4 Nf6 3. h5

Final position FENrnbqkb1r/pppppp1p/5np1/7P/3P4/8/PPP1PPP1/RNBQKBNR b KQkq - 0 3

Montevideo Defense

1. d4 Nc6 2. d5 Nb8

Final position FENrnbqkbnr/pppppppp/8/3P4/8/8/PPP1PPPP/RNBQKBNR w KQkq - 1 3

Polish Defense: Spassky Gambit Accepted

1. d4 b5 2. e4 Bb7 3. Bxb5

Final position FENrn1qkbnr/pbpppppp/8/1B6/3PP3/8/PPP2PPP/RNBQK1NR b KQkq - 0 3

Pterodactyl Defense: Central, Benoni Beefeater Pterodactyl

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 d6 5. e4 Bxc3+ 6. bxc3 Qa5

Final position FENrnb1k1nr/pp2pp1p/3p2p1/q1pP4/2P1P3/2P5/P4PPP/R1BQKBNR w KQkq - 1 7

Pterodactyl Defense: Central, Benoni Pterodactyl

1. d4 g6 2. c4 Bg7 3. e4 c5 4. d5 Qa5+

Final position FENrnb1k1nr/pp1pppbp/6p1/q1pP4/2P1P3/8/PP3PPP/RNBQKBNR w KQkq - 1 5

Pterodactyl Defense: Fianchetto, Queen Benoni Pterodactyl

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Qa5

Final position FENrnb1k1nr/pp1pppbp/6p1/q1pP4/2P5/2N5/PP2PPPP/R1BQKBNR w KQkq - 1 5

Pterodactyl Defense: Fianchetto, Queen Pteranodon

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 Qa5

Final position FENrnb1k1nr/pp1ppp1p/6p1/q1pP4/2P5/2P5/P3PPPP/R1BQKBNR w KQkq - 1 6

Pterodactyl Defense: Fianchetto, Queen Pterodactyl

1. d4 g6 2. Nf3 Bg7 3. g3 c5 4. Bg2 Qa5+

Final position FENrnb1k1nr/pp1pppbp/6p1/q1p5/3P4/5NP1/PPP1PPBP/RNBQK2R w KQkq - 2 5

Pterodactyl Defense: Queen Pterodactyl, Quiet Line

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. e3

Final position FENrnbqk1nr/pp1pppbp/6p1/2p5/2PP4/2N1P3/PP3PPP/R1BQKBNR b KQkq - 0 4

Queen's Pawn Game: Anglo-Slav Opening

1. d4 c6 2. c4 d6

Final position FENrnbqkbnr/pp2pppp/2pp4/8/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 0 3

Queen's Pawn Game: Modern Defense

1. d4 g6

Final position FENrnbqkbnr/pppppp1p/6p1/8/3P4/8/PPP1PPPP/RNBQKBNR w KQkq - 0 2

Slav Indian: Kudischewitsch Gambit

1. d4 c6 2. Nf3 Nf6 3. c4 b5

Final position FENrnbqkb1r/p2ppppp/2p2n2/1p6/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq - 0 4

Zaire Defense

1. d4 Nc6 2. d5 Nb8 3. e4 Nf6 4. e5 Ng8

Final position FENrnbqkbnr/pppppppp/8/3PP3/8/8/PPP2PPP/RNBQKBNR w KQkq - 1 5
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A41

Modern Defense

1. d4 g6 2. c4 Bg7 3. Nc3 d6

Final position FENrnbqk1nr/ppp1ppbp/3p2p1/8/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq - 0 4

Modern Defense: Neo-Modern Defense

1. d4 g6 2. c4 Bg7 3. e4 e5

Final position FENrnbqk1nr/pppp1pbp/6p1/4p3/2PPP3/8/PP3PPP/RNBQKBNR w KQkq - 0 4

Queen's Pawn Game: Rossolimo Variation

1. d4 d6 2. Nf3 g6

Final position FENrnbqkbnr/ppp1pp1p/3p2p1/8/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 3

Rat Defense: English Rat

1. d4 d6 2. c4 e5

Final position FENrnbqkbnr/ppp2ppp/3p4/4p3/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 0 3

Rat Defense: English Rat, Lisbon Gambit

1. d4 d6 2. c4 e5 3. dxe5 Nc6

Final position FENr1bqkbnr/ppp2ppp/2np4/4P3/2P5/8/PP2PPPP/RNBQKBNR w KQkq - 1 4

Rat Defense: English Rat, Pounds Gambit

1. d4 d6 2. c4 e5 3. dxe5 Be6

Final position FENrn1qkbnr/ppp2ppp/3pb3/4P3/2P5/8/PP2PPPP/RNBQKBNR w KQkq - 1 4

Robatsch Defense: Rossolimo Variation

1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. e4 Bg4

Final position FENrn1qk1nr/ppp1ppbp/3p2p1/8/2PPP1b1/5N2/PP3PPP/RNBQKB1R w KQkq - 1 5

Wade Defense

1. d4 d6 2. Nf3 Bg4

Final position FENrn1qkbnr/ppp1pppp/3p4/8/3P2b1/5N2/PPP1PPPP/RNBQKB1R w KQkq - 2 3

Zukertort Opening: Wade Defense, Chigorin Plan

1. d4 d6 2. Nf3 Bg4 3. c4 Nd7 4. Qb3 Rb8

Final position FEN1r1qkbnr/pppnpppp/3p4/8/2PP2b1/1Q3N2/PP2PPPP/RNB1KB1R w KQk - 3 5
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A42

Modern Defense: Averbakh System

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4

Final position FENrnbqk1nr/ppp1ppbp/3p2p1/8/2PPP3/2N5/PP3PPP/R1BQKBNR b KQkq - 0 4

Modern Defense: Averbakh Variation, Pseudo-Sämisch

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Be3 Nf6 5. f3

Final position FENrnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/4BP2/PP4PP/RN1QKBNR b KQkq - 0 5

Modern Defense: Kotov Variation

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6

Final position FENr1bqk1nr/ppp1ppbp/2np2p1/8/2PPP3/2N5/PP3PPP/R1BQKBNR w KQkq - 1 5

Modern Defense: Randspringer Variation

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 f5

Final position FENrnbqk1nr/ppp1p1bp/3p2p1/5p2/2PPP3/2N5/PP3PPP/R1BQKBNR w KQkq - 0 5

Pterodactyl Defense

1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 Qa5+ 5. Nc3 d6

Final position FENrnb1k1nr/pp2ppbp/3p2p1/q1p5/2PPP3/2N2N2/PP3PPP/R1BQKB1R w KQkq - 0 6

Pterodactyl Defense: Central, Bogolubovia

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 c5 5. Nge2 Qa5

Final position FENrnb1k1nr/pp2ppbp/3p2p1/q1p5/2PPP3/2N5/PP2NPPP/R1BQKB1R w KQkq - 2 6
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A43

Benoni Defense: Benoni Gambit Accepted

1. d4 c5 2. dxc5

Final position FENrnbqkbnr/pp1ppppp/8/2P5/8/8/PPP1PPPP/RNBQKBNR b KQkq - 0 2

Benoni Defense: Benoni Gambit, Schlenker Defense

1. d4 c5 2. dxc5 Na6

Final position FENr1bqkbnr/pp1ppppp/n7/2P5/8/8/PPP1PPPP/RNBQKBNR w KQkq - 1 3

Benoni Defense: Benoni-Indian Defense

1. d4 c5 2. d5 Nf6

Final position FENrnbqkb1r/pp1ppppp/5n2/2pP4/8/8/PPP1PPPP/RNBQKBNR w KQkq - 1 3

Benoni Defense: Benoni-Indian Defense, Kingside Move Order

1. d4 c5 2. d5 Nf6 3. Nf3

Final position FENrnbqkb1r/pp1ppppp/5n2/2pP4/8/5N2/PPP1PPPP/RNBQKB1R b KQkq - 2 3

Benoni Defense: Benoni-Staunton Gambit

1. d4 c5 2. d5 f5 3. e4

Final position FENrnbqkbnr/pp1pp1pp/8/2pP1p2/4P3/8/PPP2PPP/RNBQKBNR b KQkq - 0 3

Benoni Defense: Cormorant Gambit

1. d4 c5 2. dxc5 b6

Final position FENrnbqkbnr/p2ppppp/1p6/2P5/8/8/PPP1PPPP/RNBQKBNR w KQkq - 0 3

Benoni Defense: French Benoni

1. e4 e6 2. d4 c5 3. d5

Final position FENrnbqkbnr/pp1p1ppp/4p3/2pP4/4P3/8/PPP2PPP/RNBQKBNR b KQkq - 0 3

Benoni Defense: Hawk Variation

1. d4 Nf6 2. Nf3 c5 3. d5 c4

Final position FENrnbqkb1r/pp1ppppp/5n2/3P4/2p5/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 4

Benoni Defense: Old Benoni

1. d4 c5

Final position FENrnbqkbnr/pp1ppppp/8/2p5/3P4/8/PPP1PPPP/RNBQKBNR w KQkq - 0 2

Benoni Defense: Old Benoni

1. d4 c5 2. d5

Final position FENrnbqkbnr/pp1ppppp/8/2pP4/8/8/PPP1PPPP/RNBQKBNR b KQkq - 0 2

Benoni Defense: Old Benoni

1. d4 c5 2. d5 d6

Final position FENrnbqkbnr/pp2pppp/3p4/2pP4/8/8/PPP1PPPP/RNBQKBNR w KQkq - 0 3

Benoni Defense: Old Benoni, Mujannah Formation

1. d4 c5 2. d5 f5

Final position FENrnbqkbnr/pp1pp1pp/8/2pP1p2/8/8/PPP1PPPP/RNBQKBNR w KQkq - 0 3

Benoni Defense: Old Benoni, Schmid Variation

1. d4 c5 2. d5 d6 3. Nc3 g6

Final position FENrnbqkbnr/pp2pp1p/3p2p1/2pP4/8/2N5/PPP1PPPP/R1BQKBNR w KQkq - 0 4

Benoni Defense: Snail Variation

1. d4 c5 2. d5 Na6

Final position FENr1bqkbnr/pp1ppppp/n7/2pP4/8/8/PPP1PPPP/RNBQKBNR w KQkq - 1 3

Benoni Defense: Woozle

1. d4 c5 2. d5 Nf6 3. Nc3 Qa5

Final position FENrnb1kb1r/pp1ppppp/5n2/q1pP4/8/2N5/PPP1PPPP/R1BQKBNR w KQkq - 3 4

Benoni Defense: Zilbermints-Benoni Gambit

1. d4 c5 2. b4

Final position FENrnbqkbnr/pp1ppppp/8/2p5/1P1P4/8/P1P1PPPP/RNBQKBNR b KQkq - 0 2

Benoni Defense: Zilbermints-Benoni Gambit

1. d4 c5 2. Nf3 cxd4 3. b4

Final position FENrnbqkbnr/pp1ppppp/8/8/1P1p4/5N2/P1P1PPPP/RNBQKB1R b KQkq - 0 3

Benoni Defense: Zilbermints-Benoni Gambit, Tamarkin Countergambit

1. d4 c5 2. Nf3 cxd4 3. b4 e5

Final position FENrnbqkbnr/pp1p1ppp/8/4p3/1P1p4/5N2/P1P1PPPP/RNBQKB1R w KQkq - 0 4

Indian Defense: Pseudo-Benko

1. d4 Nf6 2. Nf3 c5 3. d5 b5

Final position FENrnbqkb1r/p2ppppp/5n2/1ppP4/8/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 4

Queen's Pawn Game: Liedmann Gambit

1. d4 c5 2. c4 cxd4 3. e3

Final position FENrnbqkbnr/pp1ppppp/8/8/2Pp4/4P3/PP3PPP/RNBQKBNR b KQkq - 0 3
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A44

Benoni Defense: Old Benoni

1. d4 c5 2. d5 e5

Final position FENrnbqkbnr/pp1p1ppp/8/2pPp3/8/8/PPP1PPPP/RNBQKBNR w KQkq e6 0 3

Benoni Defense: Semi-Benoni

1. d4 c5 2. d5 e5 3. e4 d6

Final position FENrnbqkbnr/pp3ppp/3p4/2pPp3/4P3/8/PPP2PPP/RNBQKBNR w KQkq - 0 4
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A45

Amazon Attack: Siberian Attack

1. d4 Nf6 2. Nc3 d5 3. Qd3

Final position FENrnbqkb1r/ppp1pppp/5n2/3p4/3P4/2NQ4/PPP1PPPP/R1B1KBNR b KQkq - 1 3

Indian Defense: Accelerated London System

1. d4 Nf6 2. Bf4

Final position FENrnbqkb1r/pppppppp/5n2/8/3P1B2/8/PPP1PPPP/RN1QKBNR b KQkq - 2 2

Indian Defense: Gedult Attack

1. d4 Nf6 2. f3 d5 3. g4

Final position FENrnbqkb1r/ppp1pppp/5n2/3p4/3P2P1/5P2/PPP1P2P/RNBQKBNR b KQkq - 0 3

Indian Defense: Gibbins-Weidenhagen Gambit

1. d4 Nf6 2. g4

Final position FENrnbqkb1r/pppppppp/5n2/8/3P2P1/8/PPP1PP1P/RNBQKBNR b KQkq - 0 2

Indian Defense: Gibbins-Weidenhagen Gambit Accepted

1. d4 Nf6 2. g4 Nxg4

Final position FENrnbqkb1r/pppppppp/8/8/3P2n1/8/PPP1PP1P/RNBQKBNR w KQkq - 0 3

Indian Defense: Gibbins-Weidenhagen Gambit, Maltese Falcon

1. d4 Nf6 2. g4 Nxg4 3. f3 Nf6 4. e4

Final position FENrnbqkb1r/pppppppp/5n2/8/3PP3/5P2/PPP4P/RNBQKBNR b KQkq - 0 4

Indian Defense: Gibbins-Weidenhagen Gambit, Oshima Defense

1. d4 Nf6 2. g4 e5

Final position FENrnbqkb1r/pppp1ppp/5n2/4p3/3P2P1/8/PPP1PP1P/RNBQKBNR w KQkq - 0 3

Indian Defense: Gibbins-Weidenhagen Gambit, Stummer Gambit

1. d4 Nf6 2. g4 Nxg4 3. e4 d6 4. Be2 Nf6 5. Nc3

Final position FENrnbqkb1r/ppp1pppp/3p1n2/8/3PP3/2N5/PPP1BP1P/R1BQK1NR b KQkq - 3 5

Indian Defense: Lazard Gambit

1. d4 Nf6 2. Nd2 e5

Final position FENrnbqkb1r/pppp1ppp/5n2/4p3/3P4/8/PPPNPPPP/R1BQKBNR w KQkq - 0 3

Indian Defense: Maddigan Gambit

1. d4 Nf6 2. Nc3 e5

Final position FENrnbqkb1r/pppp1ppp/5n2/4p3/3P4/2N5/PPP1PPPP/R1BQKBNR w KQkq - 0 3

Indian Defense: Omega Gambit

1. d4 Nf6 2. e4

Final position FENrnbqkb1r/pppppppp/5n2/8/3PP3/8/PPP2PPP/RNBQKBNR b KQkq - 0 2

Indian Defense: Omega Gambit, Arafat Gambit

1. d4 Nf6 2. e4 Nxe4 3. Bd3 Nf6 4. Bg5

Final position FENrnbqkb1r/pppppppp/5n2/6B1/3P4/3B4/PPP2PPP/RN1QK1NR b KQkq - 3 4

Indian Defense: Paleface Attack, Blackmar-Diemer Gambit Deferred

1. d4 Nf6 2. f3 d5 3. e4

Final position FENrnbqkb1r/ppp1pppp/5n2/3p4/3PP3/5P2/PPP3PP/RNBQKBNR b KQkq - 0 3

Indian Defense: Pawn Push Variation

1. d4 Nf6 2. d5

Final position FENrnbqkb1r/pppppppp/5n2/3P4/8/8/PPP1PPPP/RNBQKBNR b KQkq - 0 2

Indian Defense: Reversed Chigorin Defense

1. d4 Nf6 2. Nc3 c5

Final position FENrnbqkb1r/pp1ppppp/5n2/2p5/3P4/2N5/PPP1PPPP/R1BQKBNR w KQkq - 0 3

Indian Defense: Tartakower Attack

1. d4 Nf6 2. g3

Final position FENrnbqkb1r/pppppppp/5n2/8/3P4/6P1/PPP1PP1P/RNBQKBNR b KQkq - 0 2

Queen's Pawn Game: Chigorin Variation

1. d4 Nf6 2. Nc3 d5

Final position FENrnbqkb1r/ppp1pppp/5n2/3p4/3P4/2N5/PPP1PPPP/R1BQKBNR w KQkq - 0 3

Queen's Pawn Game: Veresov, Richter Attack

1. d4 Nf6 2. f3 d5 3. Nc3

Final position FENrnbqkb1r/ppp1pppp/5n2/3p4/3P4/2N2P2/PPP1P1PP/R1BQKBNR b KQkq - 1 3

Trompowsky Attack

1. d4 Nf6 2. Bg5

Final position FENrnbqkb1r/pppppppp/5n2/6B1/3P4/8/PPP1PPPP/RN1QKBNR b KQkq - 2 2

Trompowsky Attack: Borg Variation

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 g5

Final position FENrnbqkb1r/pppppp1p/8/6p1/3PnB2/8/PPP1PPPP/RN1QKBNR w KQkq - 0 4

Trompowsky Attack: Classical Defense

1. d4 Nf6 2. Bg5 e6

Final position FENrnbqkb1r/pppp1ppp/4pn2/6B1/3P4/8/PPP1PPPP/RN1QKBNR w KQkq - 0 3

Trompowsky Attack: Classical Defense, Big Center Variation

1. d4 Nf6 2. Bg5 e6 3. e4

Final position FENrnbqkb1r/pppp1ppp/4pn2/6B1/3PP3/8/PPP2PPP/RN1QKBNR b KQkq - 0 3

Trompowsky Attack: Edge Variation

1. d4 Nf6 2. Bg5 Ne4 3. Bh4

Final position FENrnbqkb1r/pppppppp/8/8/3Pn2B/8/PPP1PPPP/RN1QKBNR b KQkq - 4 3

Trompowsky Attack: Edge Variation, Hergert Gambit

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 c6 4. Nd2 Qa5 5. c3 Nxd2 6. Qxd2 d5 7. e4

Final position FENrnb1kb1r/pp2pppp/2p5/q2p4/3PP2B/2P5/PP1Q1PPP/R3KBNR b KQkq - 0 7

Trompowsky Attack: Edge Variation, Hergert Gambit

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 d5 4. f3 Nf6 5. Nc3 Bf5 6. e4

Final position FENrn1qkb1r/ppp1pppp/5n2/3p1b2/3PP2B/2N2P2/PPP3PP/R2QKBNR b KQkq - 0 6

Trompowsky Attack: Poisoned Pawn Variation

1. d4 Nf6 2. Bg5 c5 3. d5 Qb6 4. Nc3

Final position FENrnb1kb1r/pp1ppppp/1q3n2/2pP2B1/8/2N5/PPP1PPPP/R2QKBNR b KQkq - 2 4

Trompowsky Attack: Raptor Variation

1. d4 Nf6 2. Bg5 Ne4 3. h4

Final position FENrnbqkb1r/pppppppp/8/6B1/3Pn2P/8/PPP1PPP1/RN1QKBNR b KQkq - 0 3

Trompowsky Attack: Raptor Variation, Hergert Gambit

1. d4 Nf6 2. Bg5 Ne4 3. h4 Nxg5 4. hxg5 e5

Final position FENrnbqkb1r/pppp1ppp/8/4p1P1/3P4/8/PPP1PPP1/RN1QKBNR w KQkq - 0 5
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A46

Döry Defense

1. d4 Nf6 2. Nf3 Ne4

Final position FENrnbqkb1r/pppppppp/8/8/3Pn3/5N2/PPP1PPPP/RNBQKB1R w KQkq - 3 3

Indian Defense: Czech-Indian

1. d4 Nf6 2. Nf3 c6

Final position FENrnbqkb1r/pp1ppppp/2p2n2/8/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 3

Indian Defense: Knights Variation

1. d4 Nf6 2. Nf3

Final position FENrnbqkb1r/pppppppp/5n2/8/3P4/5N2/PPP1PPPP/RNBQKB1R b KQkq - 2 2

Indian Defense: Knights Variation, Alburt-Miles Variation

1. d4 Nf6 2. Nf3 a6

Final position FENrnbqkb1r/1ppppppp/p4n2/8/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 3

Indian Defense: London System

1. d4 Nf6 2. Nf3 e6 3. Bf4

Final position FENrnbqkb1r/pppp1ppp/4pn2/8/3P1B2/5N2/PPP1PPPP/RN1QKB1R b KQkq - 1 3

Indian Defense: Polish Variation

1. d4 Nf6 2. Nf3 b5

Final position FENrnbqkb1r/p1pppppp/5n2/1p6/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 3

Indian Defense: Spielmann-Indian

1. d4 Nf6 2. Nf3 c5

Final position FENrnbqkb1r/pp1ppppp/5n2/2p5/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 3

Indian Defense: Wade-Tartakower Defense

1. d4 Nf6 2. Nf3 d6

Final position FENrnbqkb1r/ppp1pppp/3p1n2/8/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 3

Queen's Pawn Game: Torre Attack, Breyer Variation

1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. e3 c5 5. c3 Qb6

Final position FENrnb1kb1r/pp3ppp/1q2pn2/2pp2B1/3P4/2P1PN2/PP3PPP/RN1QKB1R w KQkq - 1 6

Queen's Pawn Game: Veresov Attack, Classical Defense

1. d4 Nf6 2. Nf3 e6 3. Nc3 d5 4. Bg5

Final position FENrnbqkb1r/ppp2ppp/4pn2/3p2B1/3P4/2N2N2/PPP1PPPP/R2QKB1R b KQkq - 1 4

Torre Attack: Classical Defense

1. d4 Nf6 2. Nf3 e6 3. Bg5

Final position FENrnbqkb1r/pppp1ppp/4pn2/6B1/3P4/5N2/PPP1PPPP/RN1QKB1R b KQkq - 1 3

Torre Attack: Classical Defense, Nimzowitsch Variation

1. d4 Nf6 2. Nf3 e6 3. Bg5 h6

Final position FENrnbqkb1r/pppp1pp1/4pn1p/6B1/3P4/5N2/PPP1PPPP/RN1QKB1R w KQkq - 0 4

Torre Attack: Classical Defense, Petrosian Gambit

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 b6 5. d5

Final position FENrnbqkb1r/p2p1ppp/1p2pn2/2pP2B1/8/4PN2/PPP2PPP/RN1QKB1R b KQkq - 0 5

Torre Attack: Wagner Gambit

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e4

Final position FENrnbqkb1r/pp1p1ppp/4pn2/2p3B1/3PP3/5N2/PPP2PPP/RN1QKB1R b KQkq - 0 4

Yusupov-Rubinstein System

1. d4 Nf6 2. Nf3 e6 3. e3

Final position FENrnbqkb1r/pppp1ppp/4pn2/8/3P4/4PN2/PPP2PPP/RNBQKB1R b KQkq - 0 3
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A47

Indian Defense: Schnepper Gambit

1. d4 Nf6 2. Nf3 b6 3. c3 e5

Final position FENrnbqkb1r/p1pp1ppp/1p3n2/4p3/3P4/2P2N2/PP2PPPP/RNBQKB1R w KQkq - 0 4

Marienbad System

1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5

Final position FENrn1qkb1r/pb1ppppp/1p3n2/2p5/3P4/5NP1/PPP1PPBP/RNBQK2R w KQkq - 0 5

Marienbad System: Berg Variation

1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c4 cxd4 6. Qxd4

Final position FENrn1qkb1r/pb1ppppp/1p3n2/8/2PQ4/5NP1/PP2PPBP/RNB1K2R b KQkq - 0 6

Pseudo Queen's Indian Defense

1. d4 Nf6 2. Nf3 b6

Final position FENrnbqkb1r/p1pppppp/1p3n2/8/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 3

Pseudo Queen's Indian Defense

1. d4 Nf6 2. Nf3 b6 3. e3 Bb7 4. Bd3 e6 5. Nbd2 c5 6. b3 Be7

Final position FENrn1qk2r/pb1pbppp/1p2pn2/2p5/3P4/1P1BPN2/P1PN1PPP/R1BQK2R w KQkq - 1 7
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A48

London System

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6

Final position FENrnbqk2r/ppp1ppbp/3p1np1/8/3P1B2/4PN2/PPP2PPP/RN1QKB1R w KQkq - 0 5

East Indian Defense

1. d4 Nf6 2. Nf3 g6

Final position FENrnbqkb1r/pppppp1p/5np1/8/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 3

Indian Defense: Colle System, King's Indian Variation

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Bd3 d6

Final position FENrnbqk2r/ppp1ppbp/3p1np1/8/3P4/3BPN2/PPP2PPP/RNBQK2R w KQkq - 0 5

London System

1. d4 Nf6 2. Nf3 g6 3. Bf4

Final position FENrnbqkb1r/pppppp1p/5np1/8/3P1B2/5N2/PPP1PPPP/RN1QKB1R b KQkq - 1 3

London System

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3

Final position FENrnbqk2r/ppppppbp/5np1/8/3P1B2/4PN2/PPP2PPP/RN1QKB1R b KQkq - 0 4

London System, with Bd3

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Bd3

Final position FENrnbqk2r/ppp1ppbp/3p1np1/8/3P1B2/3BPN2/PPP2PPP/RN1QK2R b KQkq - 1 5

London System, with Be2

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Be2

Final position FENrnbqk2r/ppp1ppbp/3p1np1/8/3P1B2/4PN2/PPP1BPPP/RN1QK2R b KQkq - 1 5

London System, with Be2

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Be2 O-O

Final position FENrnbq1rk1/ppp1ppbp/3p1np1/8/3P1B2/4PN2/PPP1BPPP/RN1QK2R w KQ - 2 6

London System, with Be2

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. h3 c5 6. Be2

Final position FENrnbqk2r/pp2ppbp/3p1np1/2p5/3P1B2/4PN1P/PPP1BPP1/RN1QK2R b KQkq - 1 6

Queen's Pawn Game: Barry Attack

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4

Final position FENrnbqkb1r/ppp1pp1p/5np1/3p4/3P1B2/2N2N2/PPP1PPPP/R2QKB1R b KQkq - 1 4

Queen's Pawn Game: Barry Attack

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7

Final position FENrnbqk2r/ppp1ppbp/5np1/3p4/3P1B2/2N2N2/PPP1PPPP/R2QKB1R w KQkq - 2 5

Queen's Pawn Game: Barry Attack, Grünfeld Variation

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. Be2

Final position FENrnbq1rk1/ppp1ppbp/5np1/3p4/3P1B2/2N1PN2/PPP1BPPP/R2QK2R b KQ - 2 6

Queen's Pawn Game: Barry Attack, Tarzan Attack

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. Qd2

Final position FENrnbqk2r/ppp1ppbp/5np1/3p4/3P1B2/2N2N2/PPPQPPPP/R3KB1R b KQkq - 3 5

Queen's Pawn Game: Torre Attack, Grünfeld Variation, Main Line

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 O-O

Final position FENrnbq1rk1/ppp1ppbp/5np1/3p2B1/3P4/4PN2/PPPN1PPP/R2QKB1R w KQ - 1 6

Torre Attack: Fianchetto Defense

1. d4 Nf6 2. Nf3 g6 3. Bg5

Final position FENrnbqkb1r/pppppp1p/5np1/6B1/3P4/5N2/PPP1PPPP/RN1QKB1R b KQkq - 1 3

Torre Attack: Fianchetto Defense, Euwe Variation

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 c5

Final position FENrnbqk2r/pp1pppbp/5np1/2p3B1/3P4/5N2/PPPNPPPP/R2QKB1R w KQkq - 0 5
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A49

Indian Defense: Przepiorka Variation

1. d4 Nf6 2. Nf3 g6 3. g3

Final position FENrnbqkb1r/pppppp1p/5np1/8/3P4/5NP1/PPP1PP1P/RNBQKB1R b KQkq - 0 3
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A50

Indian Defense: Medusa Gambit

1. d4 Nf6 2. c4 g5

Final position FENrnbqkb1r/pppppp1p/5n2/6p1/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 0 3

Indian Defense: Normal Variation

1. d4 Nf6 2. c4

Final position FENrnbqkb1r/pppppppp/5n2/8/2PP4/8/PP2PPPP/RNBQKBNR b KQkq - 0 2

Indian Defense: Pyrenees Gambit

1. d4 Nf6 2. c4 b5

Final position FENrnbqkb1r/p1pppppp/5n2/1p6/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 0 3

Mexican Defense

1. d4 Nf6 2. c4 Nc6

Final position FENr1bqkb1r/pppppppp/2n2n2/8/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 1 3

Mexican Defense: Horsefly Gambit

1. d4 Nf6 2. c4 Nc6 3. d5 Ne5 4. f4

Final position FENr1bqkb1r/pppppppp/5n2/3Pn3/2P2P2/8/PP2P1PP/RNBQKBNR b KQkq - 0 4

Queen's Indian Accelerated

1. d4 Nf6 2. c4 b6

Final position FENrnbqkb1r/p1pppppp/1p3n2/8/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 0 3
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A51

Indian Defense: Budapest Gambit

1. d4 Nf6 2. c4 e5

Final position FENrnbqkb1r/pppp1ppp/5n2/4p3/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 0 3

Indian Defense: Budapest Gambit Accepted

1. d4 Nf6 2. c4 e5 3. dxe5

Final position FENrnbqkb1r/pppp1ppp/5n2/4P3/2P5/8/PP2PPPP/RNBQKBNR b KQkq - 0 3

Indian Defense: Budapest Gambit Accepted, Fajarowicz Defense

1. d4 Nf6 2. c4 e5 3. dxe5 Ne4

Final position FENrnbqkb1r/pppp1ppp/8/4P3/2P1n3/8/PP2PPPP/RNBQKBNR w KQkq - 1 4

Indian Defense: Budapest Gambit Accepted, Fajarowicz Defense, Bonsdorf Variation

1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. a3

Final position FENrnbqkb1r/pppp1ppp/8/4P3/2P1n3/P7/1P2PPPP/RNBQKBNR b KQkq - 0 4

Indian Defense: Budapest Gambit Accepted, Fajarowicz Defense, Steiner Variation

1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. Qc2

Final position FENrnbqkb1r/pppp1ppp/8/4P3/2P1n3/8/PPQ1PPPP/RNB1KBNR b KQkq - 2 4
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A52

Indian Defense: Budapest Gambit Accepted, Main Line

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4

Final position FENrnbqkb1r/pppp1ppp/8/4P3/2P3n1/8/PP2PPPP/RNBQKBNR w KQkq - 1 4

Indian Defense: Budapest Gambit Accepted, Main Line, Adler Variation

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3

Final position FENrnbqkb1r/pppp1ppp/8/4P3/2P3n1/5N2/PP2PPPP/RNBQKB1R b KQkq - 2 4

Indian Defense: Budapest Gambit Accepted, Main Line, Alekhine Variation

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4

Final position FENrnbqkb1r/pppp1ppp/8/4P3/2P1P1n1/8/PP3PPP/RNBQKBNR b KQkq - 0 4

Indian Defense: Budapest Gambit Accepted, Main Line, Alekhine Variation, Abonyi Variation

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 Nxe5

Final position FENrnbqkb1r/pppp1ppp/8/4n3/2P1P3/8/PP3PPP/RNBQKBNR w KQkq - 0 5

Indian Defense: Budapest Gambit Accepted, Main Line, Alekhine Variation, Tartakower Defense

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 d6

Final position FENrnbqkb1r/ppp2ppp/3p4/4P3/2P1P1n1/8/PP3PPP/RNBQKBNR w KQkq - 0 5

Indian Defense: Budapest Gambit Accepted, Main Line, Rubinstein Variation

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4

Final position FENrnbqkb1r/pppp1ppp/8/4P3/2P2Bn1/8/PP2PPPP/RN1QKBNR b KQkq - 2 4
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A53

Old Indian Defense

1. d4 Nf6 2. c4 d6

Final position FENrnbqkb1r/ppp1pppp/3p1n2/8/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 0 3

Old Indian Defense: Aged Gibbon Gambit

1. d4 Nf6 2. c4 d6 3. g4

Final position FENrnbqkb1r/ppp1pppp/3p1n2/8/2PP2P1/8/PP2PP1P/RNBQKBNR b KQkq - 0 3

Old Indian Defense: Czech Variation, with Nc3

1. d4 Nf6 2. c4 d6 3. Nc3 c6

Final position FENrnbqkb1r/pp2pppp/2pp1n2/8/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq - 0 4

Old Indian Defense: Czech Variation, with Nf3

1. d4 Nf6 2. c4 d6 3. Nf3 c6

Final position FENrnbqkb1r/pp2pppp/2pp1n2/8/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq - 0 4

Old Indian Defense: Janowski Variation

1. d4 Nf6 2. c4 d6 3. Nc3 Bf5

Final position FENrn1qkb1r/ppp1pppp/3p1n2/5b2/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq - 2 4

Old Indian Defense: Janowski Variation, Fianchetto Variation

1. d4 Nf6 2. c4 d6 3. Nc3 Bf5 4. g3

Final position FENrn1qkb1r/ppp1pppp/3p1n2/5b2/2PP4/2N3P1/PP2PP1P/R1BQKBNR b KQkq - 0 4

Old Indian Defense: Janowski Variation, Grinberg Gambit

1. d4 Nf6 2. c4 d6 3. Nc3 Bf5 4. e4

Final position FENrn1qkb1r/ppp1pppp/3p1n2/5b2/2PPP3/2N5/PP3PPP/R1BQKBNR b KQkq - 0 4

Old Indian Defense: Janowski Variation, Main Line

1. d4 Nf6 2. c4 d6 3. Nc3 Bf5 4. f3

Final position FENrn1qkb1r/ppp1pppp/3p1n2/5b2/2PP4/2N2P2/PP2P1PP/R1BQKBNR b KQkq - 0 4
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A54

Old Indian Defense: Duz-Khotimirsky Variation

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. e3 Nbd7 5. Bd3

Final position FENr1bqkb1r/pppn1ppp/3p1n2/4p3/2PP4/2NBP3/PP3PPP/R1BQK1NR b KQkq - 2 5

Old Indian Defense: Tartakower-Indian

1. d4 Nf6 2. c4 d6 3. Nf3 Bg4

Final position FENrn1qkb1r/ppp1pppp/3p1n2/8/2PP2b1/5N2/PP2PPPP/RNBQKB1R w KQkq - 2 4

Old Indian Defense: Two Knights Variation

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3

Final position FENrnbqkb1r/ppp2ppp/3p1n2/4p3/2PP4/2N2N2/PP2PPPP/R1BQKB1R b KQkq - 1 4

Old Indian Defense: Ukrainian Variation

1. d4 Nf6 2. c4 d6 3. Nc3 e5

Final position FENrnbqkb1r/ppp2ppp/3p1n2/4p3/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq - 0 4
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A55

Old Indian Defense: Normal Variation

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. Nf3

Final position FENr1bqkb1r/pppn1ppp/3p1n2/4p3/2PPP3/2N2N2/PP3PPP/R1BQKB1R b KQkq - 1 5
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A56

Benoni Defense

1. d4 Nf6 2. c4 c5

Final position FENrnbqkb1r/pp1ppppp/5n2/2p5/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 0 3

Benoni Defense: Czech Benoni Defense

1. d4 Nf6 2. c4 c5 3. d5 e5

Final position FENrnbqkb1r/pp1p1ppp/5n2/2pPp3/2P5/8/PP2PPPP/RNBQKBNR w KQkq e6 0 4

Benoni Defense: Hromádka System

1. d4 Nf6 2. c4 c5 3. d5 d6

Final position FENrnbqkb1r/pp2pppp/3p1n2/2pP4/2P5/8/PP2PPPP/RNBQKBNR w KQkq - 0 4

Benoni Defense: King's Indian System

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 g6

Final position FENrnbqkb1r/pp3p1p/3p1np1/2pPp3/2P1P3/2N5/PP3PPP/R1BQKBNR w KQkq - 0 6

Benoni Defense: Weenink Variation

1. d4 Nf6 2. c4 c5 3. dxc5 e6

Final position FENrnbqkb1r/pp1p1ppp/4pn2/2P5/2P5/8/PP2PPPP/RNBQKBNR w KQkq - 0 4

Grünfeld Defense: Three Knights Variation, Burille Variation, Reversed Tarrasch

1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nc3 Bg7 5. Nf3 O-O 6. Be2 cxd4 7. exd4 d5 8. O-O Nc6

Final position FENr1bq1rk1/pp2ppbp/2n2np1/3p4/2PP4/2N2N2/PP2BPPP/R1BQ1RK1 w - - 2 9

Vulture Defense

1. d4 Nf6 2. c4 c5 3. d5 Ne4

Final position FENrnbqkb1r/pp1ppppp/8/2pP4/2P1n3/8/PP2PPPP/RNBQKBNR w KQkq - 1 4
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A57

Benko Gambit

1. d4 Nf6 2. c4 c5 3. d5 b5

Final position FENrnbqkb1r/p2ppppp/5n2/1ppP4/2P5/8/PP2PPPP/RNBQKBNR w KQkq - 0 4

Benko Gambit Accepted

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6

Final position FENrnbqkb1r/3ppppp/p4n2/1PpP4/8/8/PP2PPPP/RNBQKBNR w KQkq - 0 5

Benko Gambit Accepted: Dlugy Variation

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. f3

Final position FENrnbqkb1r/3ppppp/p4n2/1PpP4/8/5P2/PP2P1PP/RNBQKBNR b KQkq - 0 5

Benko Gambit Accepted: Modern Variation

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3

Final position FENrnbqkb1r/3ppppp/p4n2/1PpP4/8/4P3/PP3PPP/RNBQKBNR b KQkq - 0 5

Benko Gambit Accepted: Pawn Return Variation

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6

Final position FENrnbqkb1r/3ppppp/pP3n2/2pP4/8/8/PP2PPPP/RNBQKBNR b KQkq - 0 5

Benko Gambit Declined: Bishop Attack

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Bg5

Final position FENrnbqkb1r/p2ppppp/5n2/1ppP2B1/2P5/8/PP2PPPP/RN1QKBNR b KQkq - 1 4

Benko Gambit Declined: Hjørring Countergambit

1. d4 Nf6 2. c4 c5 3. d5 b5 4. e4

Final position FENrnbqkb1r/p2ppppp/5n2/1ppP4/2P1P3/8/PP3PPP/RNBQKBNR b KQkq - 0 4

Benko Gambit Declined: Main Line

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3

Final position FENrnbqkb1r/p2ppppp/5n2/1ppP4/2P5/5N2/PP2PPPP/RNBQKB1R b KQkq - 1 4

Benko Gambit Declined: Pseudo-Sämisch

1. d4 Nf6 2. c4 c5 3. d5 b5 4. f3

Final position FENrnbqkb1r/p2ppppp/5n2/1ppP4/2P5/5P2/PP2P1PP/RNBQKBNR b KQkq - 0 4

Benko Gambit Declined: Quiet Line

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nd2

Final position FENrnbqkb1r/p2ppppp/5n2/1ppP4/2P5/8/PP1NPPPP/R1BQKBNR b KQkq - 1 4

Benko Gambit Declined: Sosonko Variation

1. d4 Nf6 2. c4 c5 3. d5 b5 4. a4

Final position FENrnbqkb1r/p2ppppp/5n2/1ppP4/P1P5/8/1P2PPPP/RNBQKBNR b KQkq - 0 4

Benko Gambit: Mutkin Countergambit

1. d4 Nf6 2. c4 c5 3. d5 b5 4. g4

Final position FENrnbqkb1r/p2ppppp/5n2/1ppP4/2P3P1/8/PP2PP1P/RNBQKBNR b KQkq - 0 4

Benko Gambit: Nescafe Frappe Attack

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. e4 b4 7. Nb5 d6 8. Bc4

Final position FENrnbqkb1r/4pppp/3p1n2/1NpP4/1pB1P3/8/PP3PPP/R1BQK1NR b KQkq - 1 8

Benko Gambit: Zaitsev System

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3

Final position FENrnbqkb1r/3ppppp/p4n2/1PpP4/8/2N5/PP2PPPP/R1BQKBNR b KQkq - 1 5

Benko Gambit: Zaitsev Variation, Nescafe Frappe Attack

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. e4 b4 7. Nb5

Final position FENrnbqkb1r/3ppppp/5n2/1NpP4/1p2P3/8/PP3PPP/R1BQKBNR b KQkq - 1 7
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A58

Benko Gambit Accepted: Central Storming Variation

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. f4

Final position FENrn1qkb1r/3ppp1p/b4np1/2pP4/5P2/2N5/PP2P1PP/R1BQKBNR b KQkq - 0 7

Benko Gambit Accepted: Fianchetto Variation

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. g3 d6 8. Bg2 Bg7 9. Nf3

Final position FENrn1qk2r/4ppbp/b2p1np1/2pP4/8/2N2NP1/PP2PPBP/R1BQK2R b KQkq - 3 9

Benko Gambit Accepted: Fully Accepted Variation

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6

Final position FENrnbqkb1r/3ppppp/P4n2/2pP4/8/8/PP2PPPP/RNBQKBNR b KQkq - 0 5

Benko Gambit: Fianchetto Variation

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8. g3

Final position FENrn1qkb1r/4pp1p/b2p1np1/2pP4/8/2N2NP1/PP2PP1P/R1BQKB1R b KQkq - 0 8

Benko Gambit: Nd2 Variation

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8. Nd2

Final position FENrn1qkb1r/4pp1p/b2p1np1/2pP4/8/2N5/PP1NPPPP/R1BQKB1R b KQkq - 1 8
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A59

Benko Gambit

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. e4 Bxf1 8. Kxf1 d6 9. g3

Final position FENrn1qkb1r/4pp1p/3p1np1/2pP4/4P3/2N3P1/PP3P1P/R1BQ1KNR b kq - 0 9

Benko Gambit Accepted: King Walk Variation

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. Nf3 d6 8. e4 Bxf1 9. Kxf1 Bg7 10. g3 O-O 11. Kg2

Final position FENrn1q1rk1/4ppbp/3p1np1/2pP4/4P3/2N2NP1/PP3PKP/R1BQ3R b - - 2 11

Benko Gambit Accepted: Yugoslav

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. e4

Final position FENrn1qkb1r/4pppp/b2p1n2/2pP4/4P3/2N5/PP3PPP/R1BQKBNR b KQkq - 0 7

Benko Gambit Accepted: Yugoslav

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. e4 Bxf1 8. Kxf1 d6 9. Nge2

Final position FENrn1qkb1r/4pp1p/3p1np1/2pP4/4P3/2N5/PP2NPPP/R1BQ1K1R b kq - 1 9
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A60

Benoni Defense: Modern Variation

1. d4 Nf6 2. c4 c5 3. d5 e6

Final position FENrnbqkb1r/pp1p1ppp/4pn2/2pP4/2P5/8/PP2PPPP/RNBQKBNR w KQkq - 0 4

Benoni Defense: Modern Variation, Snake Variation

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 Bd6

Final position FENrnbqk2r/pp1p1ppp/3b1n2/2pP4/8/2N5/PP2PPPP/R1BQKBNR w KQkq - 1 6
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A61

Benoni Defense

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6

Final position FENrnbqkb1r/pp3p1p/3p1np1/2pP4/8/2N2N2/PP2PPPP/R1BQKB1R w KQkq - 0 7

Benoni Defense: Fianchetto Variation

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3

Final position FENrnbqkb1r/pp3p1p/3p1np1/2pP4/8/2N2NP1/PP2PP1P/R1BQKB1R b KQkq - 0 7

Benoni Defense: Knight's Tour Variation

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Nd2

Final position FENrnbqkb1r/pp3p1p/3p1np1/2pP4/8/2N5/PP1NPPPP/R1BQKB1R b KQkq - 1 7

Benoni Defense: Uhlmann Variation

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5

Final position FENrnbqkb1r/pp3p1p/3p1np1/2pP2B1/8/2N2N2/PP2PPPP/R2QKB1R b KQkq - 1 7
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A62

Benoni Defense: Fianchetto Variation

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O

Final position FENrnbq1rk1/pp3pbp/3p1np1/2pP4/8/2N2NP1/PP2PPBP/R1BQK2R w KQ - 4 9
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A63

Benoni Defense: Fianchetto Variation, Hastings Defense

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Nbd7

Final position FENr1bq1rk1/pp1n1pbp/3p1np1/2pP4/8/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 6 10
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A64

Benoni Defense: Fianchetto Variation, Hastings Defense, Main Line

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O a6 10. a4 Nbd7 11. Nd2 Re8

Final position FENr1bqr1k1/1p1n1pbp/p2p1np1/2pP4/P7/2N3P1/1P1NPPBP/R1BQ1RK1 w - - 3 12
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A65

Benoni Defense: King's Pawn Line

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4

Final position FENrnbqkb1r/pp3ppp/3p1n2/2pP4/4P3/2N5/PP3PPP/R1BQKBNR b KQkq - 0 6

Benoni Defense: King's Pawn Line

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f3 Bg7

Final position FENrnbqk2r/pp3pbp/3p1np1/2pP4/4P3/2N2P2/PP4PP/R1BQKBNR w KQkq - 1 8

Benoni Defense: King's Pawn Line

1. d4 Nf6 2. c4 g6 3. f3 c5 4. d5 d6 5. e4 Bg7 6. Nc3 e6 7. Be3 O-O 8. Qd2 exd5 9. cxd5

Final position FENrnbq1rk1/pp3pbp/3p1np1/2pP4/4P3/2N1BP2/PP1Q2PP/R3KBNR b KQ - 0 9

Benoni Defense: King's Pawn Line, with Be3

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f3 Bg7 8. Be3

Final position FENrnbqk2r/pp3pbp/3p1np1/2pP4/4P3/2N1BP2/PP4PP/R2QKBNR b KQkq - 2 8

Benoni Defense: King's Pawn Line, with Bg5

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 c5 7. d5

Final position FENrnbq1rk1/pp2ppbp/3p1np1/2pP2B1/2P1P3/2N2P2/PP4PP/R2QKBNR b KQ - 0 7

Benoni Defense: King's Pawn Line, with Bg5

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f3 Bg7 8. Bg5

Final position FENrnbqk2r/pp3pbp/3p1np1/2pP2B1/4P3/2N2P2/PP4PP/R2QKBNR b KQkq - 2 8

Benoni Defense: King's Pawn Line, with Bg5

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 c5 7. d5 e6 8. Qd2 exd5 9. exd5

Final position FENrnbq1rk1/pp3pbp/3p1np1/2pP2B1/2P5/2N2P2/PP1Q2PP/R3KBNR b KQ - 0 9

Benoni Defense: King's Pawn Line, with Nge2

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f3 Bg7 8. Nge2

Final position FENrnbqk2r/pp3pbp/3p1np1/2pP4/4P3/2N2P2/PP2N1PP/R1BQKB1R b KQkq - 2 8

Benoni Defense: King's Pawn Line, with Nge2

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c5 7. d5 e6 8. Ng3 exd5 9. cxd5

Final position FENrnbq1rk1/pp3pbp/3p1np1/2pP4/4P3/2N2PN1/PP4PP/R1BQKB1R b KQ - 0 9
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A66

Benoni Defense: Mikenas Variation

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. e5

Final position FENrnbqk2r/pp3pbp/3p1np1/2pPP3/5P2/2N5/PP4PP/R1BQKBNR b KQkq - 0 8

Benoni Defense: Pawn Storm Variation

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4

Final position FENrnbqkb1r/pp3p1p/3p1np1/2pP4/4PP2/2N5/PP4PP/R1BQKBNR b KQkq - 0 7
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A67

Benoni Defense: Taimanov Variation

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+

Final position FENrnbqk2r/pp3pbp/3p1np1/1BpP4/4PP2/2N5/PP4PP/R1BQK1NR b KQkq - 2 8
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A68

Benoni Defense: Four Pawns Attack

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 O-O

Final position FENrnbq1rk1/pp3pbp/3p1np1/2pP4/4PP2/2N2N2/PP4PP/R1BQKB1R w KQ - 3 9
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A69

Benoni Defense: Four Pawns Attack, Main Line

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 O-O 9. Be2 Re8

Final position FENrnbqr1k1/pp3pbp/3p1np1/2pP4/4PP2/2N2N2/PP2B1PP/R1BQK2R w KQ - 5 10
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A70

Benoni Defense: Classical Variation

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4

Final position FENrnbqkb1r/pp3p1p/3p1np1/2pP4/4P3/2N2N2/PP3PPP/R1BQKB1R b KQkq - 0 7

Benoni Defense: Classical Variation, New York Variation

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. h3

Final position FENrnbqk2r/pp3pbp/3p1np1/2pP4/4P3/2N2N1P/PP3PP1/R1BQKB1R b KQkq - 0 8

Benoni Defense: Classical Variation, Traditional Variation

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Be2

Final position FENrnbqk2r/pp3pbp/3p1np1/2pP4/4P3/2N2N2/PP2BPPP/R1BQK2R b KQkq - 2 8
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A71

Benoni Defense: Classical Variation, Averbakh-Grivas Attack

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Bg5

Final position FENrnbqk2r/pp3pbp/3p1np1/2pP2B1/4P3/2N2N2/PP3PPP/R2QKB1R b KQkq - 2 8
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A72

Benoni Defense: Classical Variation

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O

Final position FENrnbq1rk1/pp3pbp/3p1np1/2pP4/4P3/2N2N2/PP2BPPP/R1BQK2R w KQ - 4 9
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A73

Benoni Defense: Classical Variation, Main Line

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O

Final position FENrnbq1rk1/pp3pbp/3p1np1/2pP4/4P3/2N2N2/PP2BPPP/R1BQ1RK1 b - - 5 9
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A74

Benoni Defense: Classical Variation, Full Line

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O a6 10. a4

Final position FENrnbq1rk1/1p3pbp/p2p1np1/2pP4/P3P3/2N2N2/1P2BPPP/R1BQ1RK1 b - - 0 10
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A75

Benoni Defense: Classical Variation, Argentine Counterattack

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Be2 O-O 9. O-O a6 10. a4 Bg4

Final position FENrn1q1rk1/1p3pbp/p2p1np1/2pP4/P3P1b1/2N2N2/1P2BPPP/R1BQ1RK1 w - - 1 11
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A76

Benoni Defense: Classical Variation, Czerniak Defense

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O Re8

Final position FENrnbqr1k1/pp3pbp/3p1np1/2pP4/4P3/2N2N2/PP2BPPP/R1BQ1RK1 w - - 6 10
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A77

Benoni Defense: Classical Variation, Czerniak Defense, Tal Line

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O Re8 10. Nd2

Final position FENrnbqr1k1/pp3pbp/3p1np1/2pP4/4P3/2N5/PP1NBPPP/R1BQ1RK1 b - - 7 10
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A78

Benoni Defense: Classical Variation, Czerniak Defense

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Be2 O-O 9. O-O Re8 10. Nd2 Na6

Final position FENr1bqr1k1/pp3pbp/n2p1np1/2pP4/4P3/2N5/PP1NBPPP/R1BQ1RK1 w - - 7 11
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A79

Benoni Defense: Classical Variation, Czerniak Defense

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O Re8 10. Nd2 Na6 11. f3

Final position FENr1bqr1k1/pp3pbp/n2p1np1/2pP4/4P3/2N2P2/PP1NB1PP/R1BQ1RK1 b - - 0 11
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A80

Dutch Defense: Alapin Variation

1. d4 f5 2. Qd3

Final position FENrnbqkbnr/ppppp1pp/8/5p2/3P4/3Q4/PPP1PPPP/RNB1KBNR b KQkq - 1 2

Dutch Defense: Barcza Variation

1. d4 f5 2. Nf3 Nf6 3. c3

Final position FENrnbqkb1r/ppppp1pp/5n2/5p2/3P4/2P2N2/PP2PPPP/RNBQKB1R b KQkq - 0 3

Dutch Defense: Hevendehl Gambit

1. d4 f5 2. g4 e5

Final position FENrnbqkbnr/pppp2pp/8/4pp2/3P2P1/8/PPP1PP1P/RNBQKBNR w KQkq - 0 3

Dutch Defense: Hopton Attack

1. d4 f5 2. Bg5

Final position FENrnbqkbnr/ppppp1pp/8/5pB1/3P4/8/PPP1PPPP/RN1QKBNR b KQkq - 1 2

Dutch Defense: Janzen-Korchnoi Gambit

1. d4 f5 2. h3 Nf6 3. g4

Final position FENrnbqkb1r/ppppp1pp/5n2/5p2/3P2P1/7P/PPP1PP2/RNBQKBNR b KQkq - 0 3

Dutch Defense: Kingfisher Gambit

1. d4 f5 2. Nc3 d5 3. e4

Final position FENrnbqkbnr/ppp1p1pp/8/3p1p2/3PP3/2N5/PPP2PPP/R1BQKBNR b KQkq - 0 3

Dutch Defense: Korchnoi Attack

1. d4 f5 2. h3

Final position FENrnbqkbnr/ppppp1pp/8/5p2/3P4/7P/PPP1PPP1/RNBQKBNR b KQkq - 0 2

Dutch Defense: Krejcik Gambit

1. d4 f5 2. g4

Final position FENrnbqkbnr/ppppp1pp/8/5p2/3P2P1/8/PPP1PP1P/RNBQKBNR b KQkq - 0 2

Dutch Defense: Krejcik Gambit, Tate Gambit

1. d4 f5 2. g4 fxg4 3. e4 d5 4. Nc3

Final position FENrnbqkbnr/ppp1p1pp/8/3p4/3PP1p1/2N5/PPP2P1P/R1BQKBNR b KQkq - 1 4

Dutch Defense: Manhattan Gambit, Anti-Classical Line

1. d4 f5 2. Qd3 e6 3. g4

Final position FENrnbqkbnr/pppp2pp/4p3/5p2/3P2P1/3Q4/PPP1PP1P/RNB1KBNR b KQkq - 0 3

Dutch Defense: Manhattan Gambit, Anti-Leningrad

1. d4 f5 2. Qd3 g6 3. g4

Final position FENrnbqkbnr/ppppp2p/6p1/5p2/3P2P1/3Q4/PPP1PP1P/RNB1KBNR b KQkq - 0 3

Dutch Defense: Manhattan Gambit, Anti-Modern

1. d4 f5 2. Qd3 d6 3. g4

Final position FENrnbqkbnr/ppp1p1pp/3p4/5p2/3P2P1/3Q4/PPP1PP1P/RNB1KBNR b KQkq - 0 3

Dutch Defense: Manhattan Gambit, Anti-Stonewall

1. d4 f5 2. Qd3 d5 3. g4

Final position FENrnbqkbnr/ppp1p1pp/8/3p1p2/3P2P1/3Q4/PPP1PP1P/RNB1KBNR b KQkq - 0 3

Dutch Defense: Omega-Isis Gambit

1. d4 f5 2. Nf3 e5

Final position FENrnbqkbnr/pppp2pp/8/4pp2/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq - 0 3

Dutch Defense: Raphael Variation

1. d4 f5 2. Nc3

Final position FENrnbqkbnr/ppppp1pp/8/5p2/3P4/2N5/PPP1PPPP/R1BQKBNR b KQkq - 1 2

Dutch Defense: Senechaud Gambit

1. d4 f5 2. Bf4 e6 3. g4

Final position FENrnbqkbnr/pppp2pp/4p3/5p2/3P1BP1/8/PPP1PP1P/RN1QKBNR b KQkq - 0 3

Dutch Defense: Spielmann Gambit

1. d4 f5 2. Nc3 Nf6 3. g4

Final position FENrnbqkb1r/ppppp1pp/5n2/5p2/3P2P1/2N5/PPP1PP1P/R1BQKBNR b KQkq - 0 3

Queen's Pawn Game: Veresov Attack, Dutch System

1. d4 f5 2. Nc3 d5

Final position FENrnbqkbnr/ppp1p1pp/8/3p1p2/3P4/2N5/PPP1PPPP/R1BQKBNR w KQkq - 0 3
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A81

Dutch Defense: Blackburne Variation

1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nh3

Final position FENrnbqkb1r/pppp2pp/4pn2/5p2/3P4/6PN/PPP1PPBP/RNBQK2R b KQkq - 1 4

Dutch Defense: Fianchetto Attack

1. d4 f5 2. g3

Final position FENrnbqkbnr/ppppp1pp/8/5p2/3P4/6P1/PPP1PP1P/RNBQKBNR b KQkq - 0 2

Dutch Defense: Leningrad Variation, Carlsbad Variation

1. d4 f5 2. g3 g6 3. Bg2 Bg7 4. Nh3

Final position FENrnbqk1nr/ppppp1bp/6p1/5p2/3P4/6PN/PPP1PPBP/RNBQK2R b KQkq - 3 4

Dutch Defense: Leningrad, Basman System

1. d4 f5 2. g3 c6 3. Bg2 g6 4. Nf3 Bg7 5. O-O Nh6

Final position FENrnbqk2r/pp1pp1bp/2p3pn/5p2/3P4/5NP1/PPP1PPBP/RNBQ1RK1 w kq - 4 6

Dutch Defense: Semi-Leningrad Variation

1. d4 f5 2. g3 Nf6 3. Bg2 g6

Final position FENrnbqkb1r/ppppp2p/5np1/5p2/3P4/6P1/PPP1PPBP/RNBQK1NR w KQkq - 0 4
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A82

Dutch Defense: Blackmar's Second Gambit

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. f3

Final position FENrnbqkb1r/ppppp1pp/5n2/8/3Pp3/2N2P2/PPP3PP/R1BQKBNR b KQkq - 0 4

Dutch Defense: Staunton Gambit

1. d4 f5 2. e4

Final position FENrnbqkbnr/ppppp1pp/8/5p2/3PP3/8/PPP2PPP/RNBQKBNR b KQkq - 0 2

Dutch Defense: Staunton Gambit Accepted

1. d4 f5 2. e4 fxe4

Final position FENrnbqkbnr/ppppp1pp/8/8/3Pp3/8/PPP2PPP/RNBQKBNR w KQkq - 0 3

Dutch Defense: Staunton Gambit, American Attack

1. d4 f5 2. e4 fxe4 3. Nd2

Final position FENrnbqkbnr/ppppp1pp/8/8/3Pp3/8/PPPN1PPP/R1BQKBNR b KQkq - 1 3

Dutch Defense: Staunton Gambit, Tartakower Variation

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. g4

Final position FENrnbqkb1r/ppppp1pp/5n2/8/3Pp1P1/2N5/PPP2P1P/R1BQKBNR b KQkq - 0 4

Rat Defense: Balogh Defense

1. e4 d6 2. d4 f5

Final position FENrnbqkbnr/ppp1p1pp/3p4/5p2/3PP3/8/PPP2PPP/RNBQKBNR w KQkq - 0 3
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A83

Dutch Defense: Staunton Gambit

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5

Final position FENrnbqkb1r/ppppp1pp/5n2/6B1/3Pp3/2N5/PPP2PPP/R2QKBNR b KQkq - 3 4

Dutch Defense: Staunton Gambit, Alekhine Variation

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 g6 5. h4

Final position FENrnbqkb1r/ppppp2p/5np1/6B1/3Pp2P/2N5/PPP2PP1/R2QKBNR b KQkq - 0 5

Dutch Defense: Staunton Gambit, Chigorin Variation

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 c6

Final position FENrnbqkb1r/pp1pp1pp/2p2n2/6B1/3Pp3/2N5/PPP2PPP/R2QKBNR w KQkq - 0 5

Dutch Defense: Staunton Gambit, Lasker Variation

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 g6 5. f3

Final position FENrnbqkb1r/ppppp2p/5np1/6B1/3Pp3/2N2P2/PPP3PP/R2QKBNR b KQkq - 0 5

Dutch Defense: Staunton Gambit, Nimzowitsch Variation

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 b6

Final position FENrnbqkb1r/p1ppp1pp/1p3n2/6B1/3Pp3/2N5/PPP2PPP/R2QKBNR w KQkq - 0 5
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A84

Dutch Defense: Bellon Gambit

1. d4 f5 2. c4 e6 3. e4

Final position FENrnbqkbnr/pppp2pp/4p3/5p2/2PPP3/8/PP3PPP/RNBQKBNR b KQkq - 0 3

Dutch Defense: Bladel Variation

1. d4 f5 2. c4 g6 3. Nc3 Nh6

Final position FENrnbqkb1r/ppppp2p/6pn/5p2/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq - 2 4

Dutch Defense: Classical Variation

1. d4 f5 2. c4 e6

Final position FENrnbqkbnr/pppp2pp/4p3/5p2/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 0 3

Dutch Defense: Krause Variation

1. d4 f5 2. c4 Nf6 3. Nc3 d6 4. Nf3 Nc6

Final position FENr1bqkb1r/ppp1p1pp/2np1n2/5p2/2PP4/2N2N2/PP2PPPP/R1BQKB1R w KQkq - 2 5

Dutch Defense: Normal Variation

1. d4 f5 2. c4 Nf6

Final position FENrnbqkb1r/ppppp1pp/5n2/5p2/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 1 3

Dutch Defense: Rubinstein Variation

1. d4 f5 2. c4 e6 3. Nc3

Final position FENrnbqkbnr/pppp2pp/4p3/5p2/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq - 1 3
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A85

Dutch Defense: Queen's Knight Variation

1. d4 f5 2. c4 Nf6 3. Nc3

Final position FENrnbqkb1r/ppppp1pp/5n2/5p2/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq - 2 3
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A86

Dutch Defense: Fianchetto Variation

1. d4 f5 2. c4 Nf6 3. g3

Final position FENrnbqkb1r/ppppp1pp/5n2/5p2/2PP4/6P1/PP2PP1P/RNBQKBNR b KQkq - 0 3

Dutch Defense: Hort-Antoshin System

1. d4 f5 2. c4 Nf6 3. g3 d6 4. Bg2 c6 5. Nc3 Qc7

Final position FENrnb1kb1r/ppq1p1pp/2pp1n2/5p2/2PP4/2N3P1/PP2PPBP/R1BQK1NR w KQkq - 2 6

Dutch Defense: Leningrad Variation

1. d4 f5 2. c4 Nf6 3. g3 g6

Final position FENrnbqkb1r/ppppp2p/5np1/5p2/2PP4/6P1/PP2PP1P/RNBQKBNR w KQkq - 0 4
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A87

Dutch Defense: Leningrad Variation

1. d4 f5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nf3

Final position FENrnbqk2r/ppppp1bp/5np1/5p2/2PP4/5NP1/PP2PPBP/RNBQK2R b KQkq - 3 5
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A88

Dutch Defense: Leningrad Variation, Warsaw Variation

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. O-O O-O 6. c4 d6 7. Nc3 c6

Final position FENrnbq1rk1/pp2p1bp/2pp1np1/5p2/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 0 8
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A89

Dutch Defense: Leningrad Variation, Matulovic Variation

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. O-O O-O 6. c4 d6 7. Nc3 Nc6

Final position FENr1bq1rk1/ppp1p1bp/2np1np1/5p2/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 2 8
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A90

Dutch Defense: Classical Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2

Final position FENrnbqkb1r/pppp2pp/4pn2/5p2/2PP4/6P1/PP2PPBP/RNBQK1NR b KQkq - 1 4

Dutch Defense: Classical Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 d5 5. Nf3

Final position FENrnbqkb1r/ppp3pp/4pn2/3p1p2/2PP4/5NP1/PP2PPBP/RNBQK2R b KQkq - 1 5

Dutch Defense: Nimzo-Dutch Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Bb4+

Final position FENrnbqk2r/pppp2pp/4pn2/5p2/1bPP4/6P1/PP2PPBP/RNBQK1NR w KQkq - 2 5

Dutch Defense: Nimzo-Dutch Variation, Alekhine Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Bb4+ 5. Bd2 Be7

Final position FENrnbqk2r/ppppb1pp/4pn2/5p2/2PP4/6P1/PP1BPPBP/RN1QK1NR w KQkq - 4 6

Dutch Defense: Stonewall Variation, Modern Variation

1. d4 f5 2. c4 e6 3. Nf3 Nf6 4. g3 c6 5. Bg2 d5 6. O-O Bd6

Final position FENrnbqk2r/pp4pp/2pbpn2/3p1p2/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w kq - 2 7
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A91

Dutch Defense: Classical Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7

Final position FENrnbqk2r/ppppb1pp/4pn2/5p2/2PP4/6P1/PP2PPBP/RNBQK1NR w KQkq - 2 5

Dutch Defense: Classical Variation, Blackburne Attack

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nh3

Final position FENrnbqk2r/ppppb1pp/4pn2/5p2/2PP4/6PN/PP2PPBP/RNBQK2R b KQkq - 3 5
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A92

Dutch Defense: Alekhine Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O Ne4

Final position FENrnbq1rk1/ppppb1pp/4p3/5p2/2PPn3/5NP1/PP2PPBP/RNBQ1RK1 w - - 6 7

Dutch Defense: Classical Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O

Final position FENrnbq1rk1/ppppb1pp/4pn2/5p2/2PP4/5NP1/PP2PPBP/RNBQK2R w KQ - 4 6

Dutch Defense: Stonewall Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. Nc3

Final position FENrnbq1rk1/ppp1b1pp/4pn2/3p1p2/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 b - - 1 7

Dutch Defense: Stonewall Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5

Final position FENrnbq1rk1/ppp1b1pp/4pn2/3p1p2/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w - - 0 7
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A93

Dutch Defense: Stonewall Variation, Botvinnik Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. b3

Final position FENrnbq1rk1/ppp1b1pp/4pn2/3p1p2/2PP4/1P3NP1/P3PPBP/RNBQ1RK1 b - - 0 7
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A94

Dutch Defense: Stonewall Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. b3 c6 8. Ba3

Final position FENrnbq1rk1/pp2b1pp/2p1pn2/3p1p2/2PP4/BP3NP1/P3PPBP/RN1Q1RK1 b - - 1 8
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A95

Dutch Defense: Stonewall Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. Nc3 c6

Final position FENrnbq1rk1/pp2b1pp/2p1pn2/3p1p2/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 0 8

Dutch Defense: Stonewall Variation, Chekhover Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. Nc3 c6 8. Qc2 Qe8 9. Bg5

Final position FENrnb1qrk1/pp2b1pp/2p1pn2/3p1pB1/2PP4/2N2NP1/PPQ1PPBP/R4RK1 b - - 3 9
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A96

Dutch Defense: Classical Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6

Final position FENrnbq1rk1/ppp1b1pp/3ppn2/5p2/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w - - 0 7

Dutch Defense: Classical Variation, Buenos Aires Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 a5

Final position FENrnbq1rk1/1pp1b1pp/3ppn2/p4p2/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 0 8

Dutch Defense: Classical Variation, Huisl Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Ne4

Final position FENrnbq1rk1/ppp1b1pp/3pp3/5p2/2PPn3/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 2 8
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A97

Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8

Final position FENrnb1qrk1/ppp1b1pp/3ppn2/5p2/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 2 8

Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation, Winter Variation

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8 8. Re1

Final position FENrnb1qrk1/ppp1b1pp/3ppn2/5p2/2PP4/2N2NP1/PP2PPBP/R1BQR1K1 b - - 3 8
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A98

Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation, Alatortsev-Lisitsyn Line

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8 8. Qc2

Final position FENrnb1qrk1/ppp1b1pp/3ppn2/5p2/2PP4/2N2NP1/PPQ1PPBP/R1B2RK1 b - - 3 8
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A99

Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation, Modern Main Line

1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8 8. b3

Final position FENrnb1qrk1/ppp1b1pp/3ppn2/5p2/2PP4/1PN2NP1/P3PPBP/R1BQ1RK1 b - - 0 8
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These sequences describe named positions in the Lichess catalogue. Their length varies: they are not complete courses or promises of an advantage. After the final move, Study lets you explore continuations calculated by Stockfish. No advice is available during games.

Source and verification

Names and moves from Lichess chess-openings, licensed CC0. AiChess checks every legal move, SAN/UCI agreement and catalogue integrity. These checks do not certify the strategic quality of every variation.

Source revision: c67912be581f0793dbaa776be5ccf111e01f88d9