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E00–E99 · Indian defenses

Families include the Catalan, Queen’s Indian, Nimzo-Indian and King’s Indian. Compare variations and open a line from the side you want to study.

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E00

Catalan Opening

1. d4 Nf6 2. c4 e6 3. g3

Final position FENrnbqkb1r/pppp1ppp/4pn2/8/2PP4/6P1/PP2PP1P/RNBQKBNR b KQkq - 0 3

Catalan Opening

1. d4 Nf6 2. c4 e6 3. g3 d5

Final position FENrnbqkb1r/ppp2ppp/4pn2/3p4/2PP4/6P1/PP2PP1P/RNBQKBNR w KQkq - 0 4

Catalan Opening: Hungarian Gambit

1. d4 Nf6 2. c4 e6 3. g3 e5

Final position FENrnbqkb1r/pppp1ppp/5n2/4p3/2PP4/6P1/PP2PP1P/RNBQKBNR w KQkq - 0 4

Indian Defense

1. d4 Nf6 2. c4 e6 3. Qb3

Final position FENrnbqkb1r/pppp1ppp/4pn2/8/2PP4/1Q6/PP2PPPP/RNB1KBNR b KQkq - 1 3

Indian Defense: Devin Gambit

1. d4 Nf6 2. c4 e6 3. g4

Final position FENrnbqkb1r/pppp1ppp/4pn2/8/2PP2P1/8/PP2PP1P/RNBQKBNR b KQkq - 0 3

Indian Defense: Seirawan Attack

1. d4 Nf6 2. c4 e6 3. Bg5

Final position FENrnbqkb1r/pppp1ppp/4pn2/6B1/2PP4/8/PP2PPPP/RN1QKBNR b KQkq - 1 3
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E01

Catalan Opening: Open Defense

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2

Final position FENrnbqkb1r/ppp2ppp/4pn2/3p4/2PP4/6P1/PP2PPBP/RNBQK1NR b KQkq - 1 4

Catalan Opening: Tarrasch Defense

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c5 5. Nf3 Nc6

Final position FENr1bqkb1r/pp3ppp/2n1pn2/2pp4/2PP4/5NP1/PP2PPBP/RNBQK2R w KQkq - 2 6
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E02

Catalan Opening: Open Defense

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4

Final position FENrnbqkb1r/ppp2ppp/4pn2/8/2pP4/6P1/PP2PPBP/RNBQK1NR w KQkq - 0 5
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E03

Catalan Opening: Open Defense

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4

Final position FENr1bqkb1r/pppn1ppp/4pn2/8/2QP4/6P1/PP2PPBP/RNB1K1NR b KQkq - 0 6

Catalan Opening: Open Defense, Alekhine Variation

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2

Final position FENr1bqkb1r/1ppn1ppp/p3pn2/8/3P4/6P1/PPQ1PPBP/RNB1K1NR b KQkq - 1 7
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E04

Catalan Opening: Open Defense

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3

Final position FENrnbqkb1r/ppp2ppp/4pn2/8/2pP4/5NP1/PP2PPBP/RNBQK2R b KQkq - 1 5

Catalan Opening: Open Defense

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 c6 5. Bg2 dxc4

Final position FENrnbqkb1r/pp3ppp/2p1pn2/8/2pP4/5NP1/PP2PPBP/RNBQK2R w KQkq - 0 6

Catalan Opening: Open Defense, Modern Sharp Variation

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Nc6 6. Qa4 Bb4+

Final position FENr1bqk2r/ppp2ppp/2n1pn2/8/QbpP4/5NP1/PP2PPBP/RNB1K2R w KQkq - 4 7
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E05

Catalan Opening: Open Defense, Classical Line

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Be7

Final position FENrnbqk2r/ppp1bppp/4pn2/8/2pP4/5NP1/PP2PPBP/RNBQK2R w KQkq - 2 6

Catalan Opening: Open Defense, Classical Line

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4

Final position FENrnbq1rk1/ppp1bppp/4pn2/8/2pP4/5NP1/PP2PPBP/RNBQ1RK1 w - - 0 7
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E06

Catalan Opening: Closed

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3

Final position FENrnbqk2r/ppp1bppp/4pn2/3p4/2PP4/5NP1/PP2PPBP/RNBQK2R b KQkq - 3 5

Catalan Opening: Closed

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. d4 O-O 6. O-O c6

Final position FENrnbq1rk1/pp2bppp/2p1pn2/3p4/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w - - 0 7

Catalan Opening: Closed

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Bf4 b6

Final position FENrnbq1rk1/p3bppp/1pp1pn2/3p4/2PP1B2/5NP1/PP2PPBP/RN1Q1RK1 w - - 0 9

Catalan Opening: Closed

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O c6 7. Qc2 b6 8. Nbd2 Bb7 9. e4 Na6

Final position FENr2q1rk1/pb2bppp/npp1pn2/3p4/2PPP3/5NP1/PPQN1PBP/R1B2RK1 w - - 1 10
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E07

Catalan Opening: Closed

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7

Final position FENr1bq1rk1/pppnbppp/4pn2/3p4/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w - - 6 7

Catalan Opening: Closed, Botvinnik Variation

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Nc3 c6 8. Qd3

Final position FENr1bq1rk1/pp1nbppp/2p1pn2/3p4/2PP4/2NQ1NP1/PP2PPBP/R1B2RK1 b - - 1 8
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E08

Catalan Opening: Closed

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2

Final position FENr1bq1rk1/pppnbppp/4pn2/3p4/2PP4/5NP1/PPQ1PPBP/RNB2RK1 b - - 7 7

Catalan Opening: Closed

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 c6 8. b3

Final position FENr1bq1rk1/pp1nbppp/2p1pn2/3p4/2PP4/1P3NP1/P1Q1PPBP/RNB2RK1 b - - 0 8

Catalan Opening: Closed

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 c6 8. b3 b6

Final position FENr1bq1rk1/p2nbppp/1pp1pn2/3p4/2PP4/1P3NP1/P1Q1PPBP/RNB2RK1 w - - 0 9

Catalan Opening: Closed

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O c6 7. Qc2 b6 8. Rd1 Nbd7 9. Bf4

Final position FENr1bq1rk1/p2nbppp/1pp1pn2/3p4/2PP1B2/5NP1/PPQ1PPBP/RN1R2K1 b - - 3 9

Catalan Opening: Closed

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 c6 8. Bf4 b6 9. Nbd2 Bb7 10. e4

Final position FENr2q1rk1/pb1nbppp/1pp1pn2/3p4/2PPPB2/5NP1/PPQN1PBP/R4RK1 b - - 0 10

Catalan Opening: Closed, Spassky Gambit

1. d4 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 d5 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 c6 8. b3 b6 9. Rd1 Bb7 10. Nc3 b5

Final position FENr2q1rk1/pb1nbppp/2p1pn2/1p1p4/2PP4/1PN2NP1/P1Q1PPBP/R1BR2K1 w - - 0 11

Catalan Opening: Closed, Zagoryansky Variation

1. d4 e6 2. c4 Nf6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Qc2 c6 8. Rd1 b6 9. a4

Final position FENr1bq1rk1/p2nbppp/1pp1pn2/3p4/P1PP4/5NP1/1PQ1PPBP/RNBR2K1 b - - 0 9
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E09

Catalan Opening: Closed Variation, Rabinovich Variation

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 e6 5. Nbd2 Be7 6. g3 Nbd7 7. Bg2 O-O 8. O-O b5

Final position FENr1bq1rk1/p2nbppp/2p1pn2/1p1p4/2PP4/5NP1/PPQNPPBP/R1B2RK1 w - - 0 9

Catalan Opening: Closed Variation, Traditional Variation

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Qc2 c6 8. Nbd2 b6

Final position FENr1bq1rk1/p2nbppp/1pp1pn2/3p4/2PP4/5NP1/PPQNPPBP/R1B2RK1 w - - 0 9

Catalan Opening: Closed, Main Line

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Qc2 c6 8. Nbd2

Final position FENr1bq1rk1/pp1nbppp/2p1pn2/3p4/2PP4/5NP1/PPQNPPBP/R1B2RK1 b - - 1 8

Catalan Opening: Closed, Main Line

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 b6 8. Nbd2 Bb7 9. e4 Nbd7

Final position FENr2q1rk1/pb1nbppp/1pp1pn2/3p4/2PPP3/5NP1/PPQN1PBP/R1B2RK1 w - - 1 10

Catalan Opening: Closed, Main Line

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Qc2 c6 8. Bf4 b6 9. Nbd2 Bb7 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4

Final position FENr2q1rk1/pb1nbppp/1pp1p3/8/2PPQB2/5NP1/PP3PBP/R4RK1 b - - 0 12

Catalan Opening: Closed, Sokolsky Variation

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 c6 8. Nbd2 b6 9. b3 a5 10. Bb2 Ba6

Final position FENr2q1rk1/3nbppp/bpp1pn2/p2p4/2PP4/1P3NP1/PBQNPPBP/R4RK1 w - - 2 11
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E10

Blumenfeld Countergambit

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5

Final position FENrnbqkb1r/p2p1ppp/4pn2/1ppP4/2P5/5N2/PP2PPPP/RNBQKB1R w KQkq - 0 5

Blumenfeld Countergambit Accepted

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 d5

Final position FENrnbqkb1r/p5pp/4pn2/1Ppp4/8/5N2/PP2PPPP/RNBQKB1R w KQkq - 0 7

Blumenfeld Countergambit: Duz-Khotimirsky Variation

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. Bg5

Final position FENrnbqkb1r/p2p1ppp/4pn2/1ppP2B1/2P5/5N2/PP2PPPP/RN1QKB1R b KQkq - 1 5

Blumenfeld Countergambit: Spielmann Variation

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. Bg5 exd5 6. cxd5 h6

Final position FENrnbqkb1r/p2p1pp1/5n1p/1ppP2B1/8/5N2/PP2PPPP/RN1QKB1R w KQkq - 0 7

Indian Defense: Anti-Nimzo-Indian

1. d4 Nf6 2. c4 e6 3. Nf3

Final position FENrnbqkb1r/pppp1ppp/4pn2/8/2PP4/5N2/PP2PPPP/RNBQKB1R b KQkq - 1 3

Indian Defense: Dzindzi-Indian Defense

1. d4 Nf6 2. c4 e6 3. Nf3 a6

Final position FENrnbqkb1r/1ppp1ppp/p3pn2/8/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq - 0 4

Indian Defense: Döry Indian

1. d4 Nf6 2. c4 e6 3. Nf3 Ne4

Final position FENrnbqkb1r/pppp1ppp/4p3/8/2PPn3/5N2/PP2PPPP/RNBQKB1R w KQkq - 2 4
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E11

Bogo-Indian Defense

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bPP4/5N2/PP2PPPP/RNBQKB1R w KQkq - 2 4

Bogo-Indian Defense: Exchange Variation

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+

Final position FENrnbqk2r/pppp1ppp/4pn2/8/2PP4/5N2/PP1bPPPP/RN1QKB1R w KQkq - 0 5

Bogo-Indian Defense: Grünfeld Variation

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bPP4/5N2/PP1NPPPP/R1BQKB1R b KQkq - 3 4

Bogo-Indian Defense: Haiti Variation

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Nc6

Final position FENr1bqk2r/pppp1ppp/2n1pn2/8/1bPP4/5N2/PP1BPPPP/RN1QKB1R w KQkq - 4 5

Bogo-Indian Defense: Monticelli Trap

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Bxd2+ 7. Qxd2 O-O 8. Nc3 Ne4 9. Qc2 Nxc3 10. Ng5

Final position FENrn1q1rk1/pbpp1ppp/1p2p3/6N1/2PP4/2n3P1/PPQ1PPBP/R3K2R b KQ - 1 10

Bogo-Indian Defense: New England Variation

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nfd2

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bPP4/8/PP1NPPPP/RNBQKB1R b KQkq - 3 4

Bogo-Indian Defense: Nimzowitsch Variation

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7

Final position FENrnb1k2r/ppppqppp/4pn2/8/1bPP4/5N2/PP1BPPPP/RN1QKB1R w KQkq - 4 5

Bogo-Indian Defense: Retreat Variation

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Be7

Final position FENrnbqk2r/ppppbppp/4pn2/8/2PP4/5N2/PP1BPPPP/RN1QKB1R w KQkq - 4 5

Bogo-Indian Defense: Retreat Variation

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3

Final position FENrnbqk2r/ppp1bppp/4pn2/3p4/2PP4/5NP1/PP1BPPBP/RN1QK2R b KQkq - 1 6

Bogo-Indian Defense: Retreat Variation

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 O-O

Final position FENrnbq1rk1/ppp1bppp/4pn2/3p4/2PP4/5NP1/PP1BPPBP/RN1QK2R w KQ - 2 7

Bogo-Indian Defense: Retreat Variation

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 O-O 7. O-O

Final position FENrnbq1rk1/ppp1bppp/4pn2/3p4/2PP4/5NP1/PP1BPPBP/RN1Q1RK1 b - - 3 7

Bogo-Indian Defense: Retreat Variation

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 O-O 7. Qc2 c6 8. O-O

Final position FENrnbq1rk1/pp2bppp/2p1pn2/3p4/2PP4/5NP1/PPQBPPBP/RN3RK1 b - - 1 8

Bogo-Indian Defense: Retreat Variation

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 Nbd7 7. O-O O-O 8. Qc2 c6

Final position FENr1bq1rk1/pp1nbppp/2p1pn2/3p4/2PP4/5NP1/PPQBPPBP/RN3RK1 w - - 0 9

Bogo-Indian Defense: Retreat Variation

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 Nbd7 7. O-O O-O 8. Qc2 c6 9. b3

Final position FENr1bq1rk1/pp1nbppp/2p1pn2/3p4/2PP4/1P3NP1/P1QBPPBP/RN3RK1 b - - 0 9

Bogo-Indian Defense: Retreat Variation

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 Nbd7 7. O-O O-O 8. Qc2 c6 9. Rc1

Final position FENr1bq1rk1/pp1nbppp/2p1pn2/3p4/2PP4/5NP1/PPQBPPBP/RNR3K1 b - - 1 9

Bogo-Indian Defense: Retreat Variation

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 Nbd7 7. O-O O-O 8. Qc2 c6 9. Rd1

Final position FENr1bq1rk1/pp1nbppp/2p1pn2/3p4/2PP4/5NP1/PPQBPPBP/RN1R2K1 b - - 1 9

Bogo-Indian Defense: Retreat Variation

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 Nbd7 7. O-O O-O 8. Qc2 c6 9. Rd1 h6

Final position FENr1bq1rk1/pp1nbpp1/2p1pn1p/3p4/2PP4/5NP1/PPQBPPBP/RN1R2K1 w - - 0 10

Bogo-Indian Defense: Retreat Variation

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 Nbd7 9. Bf4 b6 10. Nbd2

Final position FENr1bq1rk1/p2nbppp/1pp1pn2/3p4/2PP1B2/5NP1/PPQNPPBP/R4RK1 b - - 1 10

Bogo-Indian Defense: Retreat Variation

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 Nbd7 9. Bf4 b6 10. Nbd2 Ba6

Final position FENr2q1rk1/p2nbppp/bpp1pn2/3p4/2PP1B2/5NP1/PPQNPPBP/R4RK1 w - - 2 11

Bogo-Indian Defense: Vitolins Variation

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 c5

Final position FENrnbqk2r/pp1p1ppp/4pn2/2p5/1bPP4/5N2/PP1BPPPP/RN1QKB1R w KQkq - 0 5

Bogo-Indian Defense: Wade-Smyslov Variation

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5

Final position FENrnbqk2r/1ppp1ppp/4pn2/p7/1bPP4/5N2/PP1BPPPP/RN1QKB1R w KQkq - 0 5
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E12

Queen's Indian Defense

1. d4 Nf6 2. c4 e6 3. Nf3 b6

Final position FENrnbqkb1r/p1pp1ppp/1p2pn2/8/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq - 0 4

Queen's Indian Defense: Kasparov Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3

Final position FENrnbqkb1r/p1pp1ppp/1p2pn2/8/2PP4/2N2N2/PP2PPPP/R1BQKB1R b KQkq - 1 4

Queen's Indian Defense: Kasparov Variation, Botvinnik Attack

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 h6 6. Bh4 g5 7. Bg3 Nh5

Final position FENrn1qkb1r/pbpp1p2/1p2p2p/6pn/2PP4/2N2NB1/PP2PPPP/R2QKB1R w KQkq - 2 8

Queen's Indian Defense: Kasparov-Petrosian Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3

Final position FENrn1qkb1r/pbpp1ppp/1p2pn2/8/2PP4/P1N2N2/1P2PPPP/R1BQKB1R b KQkq - 2 5

Queen's Indian Defense: Kasparov-Petrosian Variation, Andersson Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 Ne4

Final position FENrn1qkb1r/pbpp1ppp/1p2p3/8/2PPn3/P1N2N2/1P2PPPP/R1BQKB1R w KQkq - 3 6

Queen's Indian Defense: Kasparov-Petrosian Variation, Classical Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 exd5

Final position FENrn1qkb1r/pbp2ppp/1p3n2/3p4/3P4/P1N2N2/1P2PPPP/R1BQKB1R w KQkq - 0 7

Queen's Indian Defense: Kasparov-Petrosian Variation, Hedgehog Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 g6

Final position FENrn1qkb1r/pbpp1p1p/1p2pnp1/8/2PP4/P1N2N2/1P2PPPP/R1BQKB1R w KQkq - 0 6

Queen's Indian Defense: Kasparov-Petrosian Variation, Kasparov Attack

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2

Final position FENrn1qkb1r/pbp2ppp/1p2p3/3n4/3P4/P1N2N2/1PQ1PPPP/R1B1KB1R b KQkq - 1 7

Queen's Indian Defense: Kasparov-Petrosian Variation, Main Line

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5

Final position FENrn1qkb1r/pbp2ppp/1p2pn2/3p4/2PP4/P1N2N2/1P2PPPP/R1BQKB1R w KQkq - 0 6

Queen's Indian Defense: Kasparov-Petrosian Variation, Marco Defense

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 Be7

Final position FENrn1qk2r/pbppbppp/1p2pn2/8/2PP4/P1N2N2/1P2PPPP/R1BQKB1R w KQkq - 3 6

Queen's Indian Defense: Kasparov-Petrosian Variation, Modern Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5

Final position FENrn1qkb1r/pbp2ppp/1p2p3/3n4/3P4/P1N2N2/1P2PPPP/R1BQKB1R w KQkq - 0 7

Queen's Indian Defense: Kasparov-Petrosian Variation, Petrosian Attack

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. e3

Final position FENrn1qkb1r/pbp2ppp/1p2p3/3n4/3P4/P1N1PN2/1P3PPP/R1BQKB1R b KQkq - 0 7

Queen's Indian Defense: Kasparov-Petrosian Variation, Polovodin Gambit

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. a3 d5 6. cxd5 Nxd5 7. e4

Final position FENrn1qkb1r/pbp2ppp/1p2p3/3n4/3PP3/P1N2N2/1P3PPP/R1BQKB1R b KQkq - 0 7

Queen's Indian Defense: Kasparov-Petrosian Variation, Rashkovsky Attack

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qa4+

Final position FENrn1qkb1r/pbp2ppp/1p2p3/3n4/Q2P4/P1N2N2/1P2PPPP/R1B1KB1R b KQkq - 1 7

Queen's Indian Defense: Kasparov-Petrosian Variation, Romanishin Attack

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Bd2

Final position FENrn1qkb1r/pbp2ppp/1p2p3/3n4/3P4/P1N2N2/1P1BPPPP/R2QKB1R b KQkq - 1 7

Queen's Indian Defense: Miles Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Bf4

Final position FENrnbqkb1r/p1pp1ppp/1p2pn2/8/2PP1B2/5N2/PP2PPPP/RN1QKB1R b KQkq - 1 4

Queen's Indian Defense: Petrosian Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3

Final position FENrnbqkb1r/p1pp1ppp/1p2pn2/8/2PP4/P4N2/1P2PPPP/RNBQKB1R b KQkq - 0 4

Queen's Indian Defense: Petrosian Variation, Farago Defense

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Ba6 5. Qc2 Bb7

Final position FENrn1qkb1r/pbpp1ppp/1p2pn2/8/2PP4/P4N2/1PQ1PPPP/RNB1KB1R w KQkq - 3 6
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E13

Queen's Indian Defense: Kasparov Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Bg5 h6 6. Bh4 Bb7

Final position FENrn1qk2r/pbpp1pp1/1p2pn1p/8/1bPP3B/2N2N2/PP2PPPP/R2QKB1R w KQkq - 2 7
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E14

Queen's Indian Defense, with e3

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. O-O c5 6. c4

Final position FENrn1qkb1r/pb1p1ppp/1p2pn2/2p5/2PP4/3BPN2/PP3PPP/RNBQ1RK1 b kq - 0 6

Queen's Indian Defense, with e3

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. O-O c5 6. c4 Be7

Final position FENrn1qk2r/pb1pbppp/1p2pn2/2p5/2PP4/3BPN2/PP3PPP/RNBQ1RK1 w kq - 1 7

Queen's Indian Defense, with e3

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. O-O c5 6. c4 g6

Final position FENrn1qkb1r/pb1p1p1p/1p2pnp1/2p5/2PP4/3BPN2/PP3PPP/RNBQ1RK1 w kq - 0 7

Queen's Indian Defense, with e3

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. O-O Be7 6. c4 O-O 7. Nc3

Final position FENrn1q1rk1/pbppbppp/1p2pn2/8/2PP4/2NBPN2/PP3PPP/R1BQ1RK1 b - - 2 7

Queen's Indian Defense, with e3

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 c5 6. b3 Be7 7. Bb2 d6 8. O-O O-O 9. c4

Final position FENrn1q1rk1/pb2bppp/1p1ppn2/2p5/2PP4/1P1BPN2/PB1N1PPP/R2Q1RK1 b - - 0 9

Queen's Indian Defense, with e3

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 b6 5. Nc3 Bb7

Final position FENrn1qkb1r/pbp2ppp/1p2pn2/3p4/2PP4/2N1PN2/PP3PPP/R1BQKB1R w KQkq - 2 6

Queen's Indian Defense, with e3

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 b6 5. Nc3 Bd6 6. Bd3

Final position FENrnbqk2r/p1p2ppp/1p1bpn2/3p4/2PP4/2NBPN2/PP3PPP/R1BQK2R b KQkq - 3 6

Queen's Indian Defense, with e3

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 b6 5. Nc3 Bd6 6. Bd3 O-O 7. O-O Bb7

Final position FENrn1q1rk1/pbp2ppp/1p1bpn2/3p4/2PP4/2NBPN2/PP3PPP/R1BQ1RK1 w - - 6 8

Queen's Indian Defense, with e3

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 Be7 5. Nc3 O-O 6. b3 b6

Final position FENrnbq1rk1/p1p1bppp/1p2pn2/3p4/2PP4/1PN1PN2/P4PPP/R1BQKB1R w KQ - 0 7

Queen's Indian Defense, with e3

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 Be7 5. b3 O-O 6. Bd3 b6

Final position FENrnbq1rk1/p1p1bppp/1p2pn2/3p4/2PP4/1P1BPN2/P4PPP/RNBQK2R w KQ - 0 7

Queen's Indian Defense, with e3

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 Be7 5. b3 O-O 6. Bb2 b6 7. Nbd2 Bb7 8. Bd3

Final position FENrn1q1rk1/pbp1bppp/1p2pn2/3p4/2PP4/1P1BPN2/PB1N1PPP/R2QK2R b KQ - 3 8

Queen's Indian Defense, with e3

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 b6 5. a3 Bxd2+ 6. Qxd2 Bb7 7. e3

Final position FENrn1qk2r/pbpp1ppp/1p2pn2/8/2PP4/P3PN2/1P1Q1PPP/R1B1KB1R b KQkq - 0 7

Queen's Indian Defense, with e3

1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. Nc3 Be7 5. d4 O-O 6. b3 b6 7. cxd5 exd5 8. Bb2 Bb7 9. Bd3

Final position FENrn1q1rk1/pbp1bppp/1p3n2/3p4/3P4/1PNBPN2/PB3PPP/R2QK2R b KQ - 3 9

Queen's Indian Defense, with e3

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. e3 b6 5. b3 Bb7 6. Bd3 Nbd7 7. O-O Bd6 8. Bb2 O-O 9. Nbd2

Final position FENr2q1rk1/pbpn1ppp/1p1bpn2/3p4/2PP4/1P1BPN2/PB1N1PPP/R2Q1RK1 b - - 8 9

Queen's Indian Defense, with e3, Bb4+ Line

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 b6 5. e3 Bb7

Final position FENrn1qk2r/pbpp1ppp/1p2pn2/8/1bPP4/4PN2/PP1N1PPP/R1BQKB1R w KQkq - 1 6

Queen's Indian Defense: Averbakh Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. O-O Be7 7. b3 O-O 8. Bb2 cxd4 9. Nxd4

Final position FENrn1q1rk1/pb1pbppp/1p2pn2/8/2PN4/1P1BP3/PB3PPP/RN1Q1RK1 b - - 0 9

Queen's Indian Defense: Spassky System

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3

Final position FENrnbqkb1r/p1pp1ppp/1p2pn2/8/2PP4/4PN2/PP3PPP/RNBQKB1R b KQkq - 0 4

Queen's Indian Defense: Spassky System

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7

Final position FENrn1qkb1r/pbpp1ppp/1p2pn2/8/2PP4/4PN2/PP3PPP/RNBQKB1R w KQkq - 1 5

Queen's Indian Defense: Spassky System

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3

Final position FENrn1qkb1r/pbpp1ppp/1p2pn2/8/2PP4/3BPN2/PP3PPP/RNBQK2R b KQkq - 2 5

Queen's Indian Defense: Spassky System

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 d5

Final position FENrn1qkb1r/pbp2ppp/1p2pn2/3p4/2PP4/3BPN2/PP3PPP/RNBQK2R w KQkq - 0 6

Queen's Indian Defense: Spassky System3

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5

Final position FENrn1qkb1r/pb1p1ppp/1p2pn2/2p5/2PP4/3BPN2/PP3PPP/RNBQK2R w KQkq - 0 6

Queen's Indian Defense: Spassky System3

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. Nc3 cxd4 7. exd4 Be7 8. O-O d5 9. cxd5 Nxd5

Final position FENrn1qk2r/pb2bppp/1p2p3/3n4/3P4/2NB1N2/PP3PPP/R1BQ1RK1 w kq - 0 10
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E15

Queen's Indian Defense: Buerger Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 c5 6. d5 exd5 7. Ng5

Final position FENrn1qkb1r/pb1p1ppp/1p3n2/2pp2N1/2P5/6P1/PP2PPBP/RNBQK2R b KQkq - 1 7

Queen's Indian Defense: Fianchetto Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3

Final position FENrnbqkb1r/p1pp1ppp/1p2pn2/8/2PP4/5NP1/PP2PP1P/RNBQKB1R b KQkq - 0 4

Queen's Indian Defense: Fianchetto Variation, Check Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+

Final position FENrn1qk2r/p1pp1ppp/bp2pn2/8/1bPP4/1P3NP1/P3PP1P/RNBQKB1R w KQkq - 1 6

Queen's Indian Defense: Fianchetto Variation, Check Variation, Intermezzo Line

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7

Final position FENrn1qk2r/p1ppbppp/bp2pn2/8/2PP4/1P3NP1/P2BPP1P/RN1QKB1R w KQkq - 3 7

Queen's Indian Defense: Fianchetto Variation, Check Variation, Modern Line

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Qe7

Final position FENrn2k2r/p1ppqppp/bp2pn2/8/1bPP4/1P3NP1/P2BPP1P/RN1QKB1R w KQkq - 3 7

Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6

Final position FENrn1qkb1r/p1pp1ppp/bp2pn2/8/2PP4/5NP1/PP2PP1P/RNBQKB1R w KQkq - 1 5

Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation, Nimzowitsch Attack

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4

Final position FENrn1qkb1r/p1pp1ppp/bp2pn2/8/Q1PP4/5NP1/PP2PP1P/RNB1KB1R b KQkq - 2 5

Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation, Quiet Line

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3

Final position FENrn1qkb1r/p1pp1ppp/bp2pn2/8/2PP4/1P3NP1/P3PP1P/RNBQKB1R b KQkq - 0 5

Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation, Timman's Line

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qb3

Final position FENrn1qkb1r/p1pp1ppp/bp2pn2/8/2PP4/1Q3NP1/PP2PP1P/RNB1KB1R b KQkq - 2 5

Queen's Indian Defense: Fianchetto Variation, Rubinstein Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 c5 6. d5 exd5 7. Nh4

Final position FENrn1qkb1r/pb1p1ppp/1p3n2/2pp4/2P4N/6P1/PP2PPBP/RNBQK2R b KQkq - 1 7

Queen's Indian Defense: Fianchetto Variation, Sämisch Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 c5

Final position FENrn1qkb1r/pb1p1ppp/1p2pn2/2p5/2PP4/5NP1/PP2PPBP/RNBQK2R w KQkq - 0 6

Queen's Indian Defense: Fianchetto Variation, Traditional Line

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7

Final position FENrn1qkb1r/pbpp1ppp/1p2pn2/8/2PP4/5NP1/PP2PP1P/RNBQKB1R w KQkq - 1 5
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E16

Queen's Indian Defense: Capablanca Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+

Final position FENrn1qk2r/pbpp1ppp/1p2pn2/8/1bPP4/5NP1/PP2PPBP/RNBQK2R w KQkq - 3 6

Queen's Indian Defense: Capablanca Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Nbd2 O-O 7. O-O

Final position FENrn1q1rk1/pbpp1ppp/1p2pn2/8/1bPP4/5NP1/PP1NPPBP/R1BQ1RK1 b - - 6 7

Queen's Indian Defense: Capablanca Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Nbd2 O-O 7. O-O d5

Final position FENrn1q1rk1/pbp2ppp/1p2pn2/3p4/1bPP4/5NP1/PP1NPPBP/R1BQ1RK1 w - - 0 8

Queen's Indian Defense: Capablanca Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Nbd2 O-O 7. O-O a5

Final position FENrn1q1rk1/1bpp1ppp/1p2pn2/p7/1bPP4/5NP1/PP1NPPBP/R1BQ1RK1 w - - 0 8

Queen's Indian Defense: Riumin Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7

Final position FENrn1qk2r/pbppbppp/1p2pn2/8/2PP4/5NP1/PP1BPPBP/RN1QK2R w KQkq - 5 7

Queen's Indian Defense: Riumin Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. O-O O-O 8. Nc3

Final position FENrn1q1rk1/pbppbppp/1p2pn2/8/2PP4/2N2NP1/PP1BPPBP/R2Q1RK1 b - - 8 8

Queen's Indian Defense: Riumin Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. O-O O-O 8. Nc3 d5

Final position FENrn1q1rk1/pbp1bppp/1p2pn2/3p4/2PP4/2N2NP1/PP1BPPBP/R2Q1RK1 w - - 0 9

Queen's Indian Defense: Yates Variation

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 b6 6. Bg2 Bb7

Final position FENrn1qk2r/1bpp1ppp/1p2pn2/p7/1bPP4/5NP1/PP1BPPBP/RN1QK2R w KQkq - 2 7
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E17

Queen's Indian Defense: Anti-Queen's Indian System

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3

Final position FENrn1qk2r/pbppbppp/1p2pn2/8/2PP4/2N2NP1/PP2PPBP/R1BQK2R b KQkq - 4 6

Queen's Indian Defense: Classical Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O

Final position FENrn1qk2r/pbppbppp/1p2pn2/8/2PP4/5NP1/PP2PPBP/RNBQ1RK1 b kq - 4 6

Queen's Indian Defense: Classical Variation, Polugaevsky Gambit

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. d5 exd5 8. Nh4

Final position FENrn1q1rk1/pbppbppp/1p3n2/3p4/2P4N/6P1/PP2PPBP/RNBQ1RK1 b - - 1 8

Queen's Indian Defense: Classical Variation, Taimanov Gambit

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. d5 exd5 8. Nd4

Final position FENrn1q1rk1/pbppbppp/1p3n2/3p4/2PN4/6P1/PP2PPBP/RNBQ1RK1 b - - 1 8

Queen's Indian Defense: Euwe Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. b3

Final position FENrn1q1rk1/pbppbppp/1p2pn2/8/2PP4/1P3NP1/P3PPBP/RNBQ1RK1 b - - 0 7

Queen's Indian Defense: Fianchetto Variation, Kramnik Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Re1

Final position FENrn1q1rk1/pbppbppp/1p2pn2/8/2PP4/5NP1/PP2PPBP/RNBQR1K1 b - - 6 7

Queen's Indian Defense: Opocensky Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2

Final position FENrn1qk2r/pbppbppp/1p2p3/8/2PPn3/2N2NP1/PP1BPPBP/R2QK2R b KQkq - 6 7

Queen's Indian Defense: Traditional Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7

Final position FENrn1qk2r/pbppbppp/1p2pn2/8/2PP4/5NP1/PP2PPBP/RNBQK2R w KQkq - 3 6
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E18

Queen's Indian Defense: Classical Variation, Tiviakov Defense

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Na6

Final position FENr2q1rk1/pbppbppp/np2pn2/8/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 7 8

Queen's Indian Defense: Classical Variation, Traditional Variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3

Final position FENrn1q1rk1/pbppbppp/1p2pn2/8/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 b - - 6 7

Queen's Indian Defense: Classical Variation, Traditional Variation, Nimzowitsch Line

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 d5

Final position FENrn1q1rk1/pbp1bppp/1p2pn2/3p4/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 0 8
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E19

Queen's Indian Defense: Classical Variation, Traditional Variation, Main Line

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3

Final position FENrn1q1rk1/pbppbppp/1p2p3/8/2PP4/2Q2NP1/PP2PPBP/R1B2RK1 b - - 0 9
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E20

Nimzo-Indian Defense

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bPP4/2N5/PP2PPPP/R1BQKBNR w KQkq - 2 4

Nimzo-Indian Defense: Dilworth Gambit

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e4

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bPPP3/2N5/PP3PPP/R1BQKBNR b KQkq - 0 4

Nimzo-Indian Defense: Kmoch Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bPP4/2N2P2/PP2P1PP/R1BQKBNR b KQkq - 0 4

Nimzo-Indian Defense: Mikenas Attack

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qd3

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bPP4/2NQ4/PP2PPPP/R1B1KBNR b KQkq - 3 4

Nimzo-Indian Defense: Romanishin Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bPP4/2N3P1/PP2PP1P/R1BQKBNR b KQkq - 0 4

Nimzo-Indian Defense: Romanishin Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 O-O 6. Bg2

Final position FENrnbq1rk1/pp1p1ppp/4pn2/2p5/1bPP4/2N2NP1/PP2PPBP/R1BQK2R b KQ - 2 6

Nimzo-Indian Defense: Romanishin Variation, English Hybrid

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 cxd4 6. Nxd4 O-O 7. Bg2 d5 8. cxd5 Nxd5

Final position FENrnbq1rk1/pp3ppp/4p3/3n4/1b1N4/2N3P1/PP2PPBP/R1BQK2R w KQ - 0 9
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E21

Nimzo-Indian Defense: Three Knights Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bPP4/2N2N2/PP2PPPP/R1BQKB1R b KQkq - 3 4

Nimzo-Indian Defense: Three Knights Variation, Euwe Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 Ne4

Final position FENrnbqk2r/pp1p1ppp/4p3/2pP4/1bP1n3/2N2N2/PP2PPPP/R1BQKB1R w KQkq - 1 6

Nimzo-Indian Defense: Three Knights Variation, Korchnoi Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5

Final position FENrnbqk2r/pp1p1ppp/4pn2/2pP4/1bP5/2N2N2/PP2PPPP/R1BQKB1R b KQkq - 0 5

Nimzo-Indian Defense: Three Knights Variation, Shocron Gambit

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 c5 5. d5 b5

Final position FENrnbqk2r/p2p1ppp/4pn2/1ppP4/1bP5/2N2N2/PP2PPPP/R1BQKB1R w KQkq - 0 6
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E22

Nimzo-Indian Defense: Spielmann Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bPP4/1QN5/PP2PPPP/R1B1KBNR b KQkq - 3 4
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E23

Nimzo-Indian Defense: Spielmann Variation, Carlsbad Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Nf3 Ne4 7. Bd2 Nxd2

Final position FENr1bqk2r/pp1p1ppp/2n1p3/2P5/1bP5/1QN2N2/PP1nPPPP/R3KB1R w KQkq - 0 8

Nimzo-Indian Defense: Spielmann Variation, Romanovsky Gambit

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6

Final position FENr1bqk2r/pp1p1ppp/2n1pn2/2P5/1bP5/1QN5/PP2PPPP/R1B1KBNR w KQkq - 1 6

Nimzo-Indian Defense: Spielmann Variation, Stahlberg Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Nf3 Ne4 7. Bd2 Nxc5

Final position FENr1bqk2r/pp1p1ppp/2n1p3/2n5/1bP5/1QN2N2/PP1BPPPP/R3KB1R w KQkq - 0 8

Nimzo-Indian Defense: Spielmann Variation, Stahlberg Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Nf3 Ne4 7. Bd2 Nxc5 8. Qc2 f5 9. g3

Final position FENr1bqk2r/pp1p2pp/2n1p3/2n2p2/1bP5/2N2NP1/PPQBPP1P/R3KB1R b KQkq - 0 9
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E24

Nimzo-Indian Defense: Sämisch Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bPP4/P1N5/1P2PPPP/R1BQKBNR b KQkq - 0 4

Nimzo-Indian Defense: Sämisch Variation, Botvinnik Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. e3 O-O 8. cxd5 Nxd5

Final position FENrnbq1rk1/pp3ppp/4p3/2pn4/3P4/P1P1PP2/6PP/R1BQKBNR w KQ - 0 9
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E25

Nimzo-Indian Defense: Sämisch Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5

Final position FENrnbqk2r/pp3ppp/4pn2/2pP4/3P4/P1P2P2/4P1PP/R1BQKBNR b KQkq - 0 7

Nimzo-Indian Defense: Sämisch Variation, Keres Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5

Final position FENrnbqk2r/pp3ppp/4p3/2Pn4/8/P1P2P2/4P1PP/R1BQKBNR b KQkq - 0 8

Nimzo-Indian Defense: Sämisch Variation, Romanovsky Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 f5

Final position FENrnbqk2r/pp4pp/4p3/2Pn1p2/8/P1P2P2/4P1PP/R1BQKBNR w KQkq - 0 9
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E26

Nimzo-Indian Defense: Sämisch Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3

Final position FENrnbqk2r/pp1p1ppp/4pn2/2p5/2PP4/P1P1P3/5PPP/R1BQKBNR b KQkq - 0 6

Nimzo-Indian Defense: Sämisch Variation, O'Kelly Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 b6

Final position FENrnbqk2r/p2p1ppp/1p2pn2/2p5/2PP4/P1P1P3/5PPP/R1BQKBNR w KQkq - 0 7
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E27

Nimzo-Indian Defense: Sämisch Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 O-O

Final position FENrnbq1rk1/pppp1ppp/4pn2/8/2PP4/P1P5/4PPPP/R1BQKBNR w KQ - 1 6
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E28

Nimzo-Indian Defense: Sämisch Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3

Final position FENrnbq1rk1/pppp1ppp/4pn2/8/2PP4/P1P1P3/5PPP/R1BQKBNR b KQ - 0 6
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E29

Nimzo-Indian Defense: Sämisch Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 O-O

Final position FENr1bq1rk1/pp1p1ppp/2n1pn2/2p5/2PP4/P1PBP3/5PPP/R1BQK1NR w KQ - 1 8

Nimzo-Indian Defense: Sämisch Variation, Capablanca Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 O-O 8. Ne2 b6 9. e4 Ne8

Final position FENr1bqnrk1/p2p1ppp/1pn1p3/2p5/2PPP3/P1PB4/4NPPP/R1BQK2R w KQ - 1 10
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E30

Nimzo-Indian Defense: Leningrad Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5

Final position FENrnbqk2r/pppp1ppp/4pn2/6B1/1bPP4/2N5/PP2PPPP/R2QKBNR b KQkq - 3 4

Nimzo-Indian Defense: Leningrad Variation, Averbakh Gambit

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 c5 6. d5 b5

Final position FENrnbqk2r/p2p1pp1/4pn1p/1ppP4/1bP4B/2N5/PP2PPPP/R2QKBNR w KQkq - 0 7
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E31

Nimzo-Indian Defense: Leningrad Variation, Benoni Defense

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 c5 6. d5 d6

Final position FENrnbqk2r/pp3pp1/3ppn1p/2pP4/1bP4B/2N5/PP2PPPP/R2QKBNR w KQkq - 0 7
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E32

Nimzo-Indian Defense: Classical Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bPP4/2N5/PPQ1PPPP/R1B1KBNR b KQkq - 3 4

Nimzo-Indian Defense: Classical Variation, Keres Defense

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6

Final position FENrnbq1rk1/p1pp1ppp/1p2pn2/8/2PP4/P1Q5/1P2PPPP/R1B1KBNR w KQ - 0 7

Nimzo-Indian Defense: Classical Variation, Vitolins-Adorjan Gambit

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b5

Final position FENrnbq1rk1/p1pp1ppp/4pn2/1p6/2PP4/P1Q5/1P2PPPP/R1B1KBNR w KQ - 0 7
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E33

Nimzo-Indian Defense: Classical Variation, Milner-Barry Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6 5. Nf3 d6

Final position FENr1bqk2r/ppp2ppp/2nppn2/8/1bPP4/2N2N2/PPQ1PPPP/R1B1KB1R w KQkq - 0 6

Nimzo-Indian Defense: Classical Variation, Zurich Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6

Final position FENr1bqk2r/pppp1ppp/2n1pn2/8/1bPP4/2N5/PPQ1PPPP/R1B1KBNR w KQkq - 4 5
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E34

Nimzo-Indian Defense: Classical Variation, Belyavsky Gambit

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 Qf5 7. Qd1 e5

Final position FENrnb1k2r/ppp2ppp/5n2/4pq2/1b1P4/2N2N2/PP2PPPP/R1BQKB1R w KQkq - 0 8

Nimzo-Indian Defense: Classical Variation, Noa Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5

Final position FENrnbqk2r/ppp2ppp/4pn2/3p4/1bPP4/2N5/PPQ1PPPP/R1B1KBNR w KQkq - 0 5
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E35

Nimzo-Indian Defense: Classical Variation, Noa Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5

Final position FENrnbqk2r/ppp2ppp/5n2/3p4/1b1P4/2N5/PPQ1PPPP/R1B1KBNR w KQkq - 0 6
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E36

Nimzo-Indian Defense: Classical Variation, Noa Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3

Final position FENrnbqk2r/ppp2ppp/4pn2/3p4/1bPP4/P1N5/1PQ1PPPP/R1B1KBNR b KQkq - 0 5

Nimzo-Indian Defense: Classical Variation, Noa Variation, Botvinnik Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Nc6

Final position FENr1bqk2r/ppp2ppp/2n1pn2/3p4/2PP4/P1Q5/1P2PPPP/R1B1KBNR w KQkq - 1 7

Nimzo-Indian Defense: Classical Variation, Noa Variation, Main Line

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Ne4

Final position FENrnbqk2r/ppp2ppp/4p3/3p4/2PPn3/P1Q5/1P2PPPP/R1B1KBNR w KQkq - 1 7

Nimzo-Indian Defense: Classical Variation, Romanishin Gambit

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 c5

Final position FENrnbqk2r/pp3ppp/4pn2/2pp4/2PP4/P1Q5/1P2PPPP/R1B1KBNR w KQkq - 0 7
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E37

Nimzo-Indian Defense: Classical Variation, Modern Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Ne4 7. Qc2 c5

Final position FENrnbqk2r/pp3ppp/4p3/2pp4/2PPn3/P7/1PQ1PPPP/R1B1KBNR w KQkq - 0 8

Nimzo-Indian Defense: Classical Variation, Noa Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Ne4 7. Qc2

Final position FENrnbqk2r/ppp2ppp/4p3/3p4/2PPn3/P7/1PQ1PPPP/R1B1KBNR b KQkq - 2 7

Nimzo-Indian Defense: Classical Variation, Noa Variation, San Remo Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Ne4 7. Qc2 Nc6 8. e3 e5

Final position FENr1bqk2r/ppp2ppp/2n5/3pp3/2PPn3/P3P3/1PQ2PPP/R1B1KBNR w KQkq - 0 9
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E38

Nimzo-Indian Defense: Classical Variation, Berlin Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5

Final position FENrnbqk2r/pp1p1ppp/4pn2/2p5/1bPP4/2N5/PPQ1PPPP/R1B1KBNR w KQkq - 0 5

Nimzo-Indian Defense: Classical Variation, Berlin Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. e3 d5 6. Nf3 c5

Final position FENrnbq1rk1/pp3ppp/4pn2/2pp4/1bPP4/2N1PN2/PPQ2PPP/R1B1KB1R w KQ - 0 7

Nimzo-Indian Defense: Classical Variation, Berlin Variation, Steiner Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc3+

Final position FENrnbqk2r/pp1p1ppp/4pn2/2P5/2P5/2b5/PPQ1PPPP/R1B1KBNR w KQkq - 0 6
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E39

Nimzo-Indian Defense: Classical Variation, Berlin Variation, Macieja System

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. a3 Bxc5 7. Nf3 b6

Final position FENrnbq1rk1/p2p1ppp/1p2pn2/2b5/2P5/P1N2N2/1PQ1PPPP/R1B1KB1R w KQ - 0 8

Nimzo-Indian Defense: Classical Variation, Berlin Variation, Pirc Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O

Final position FENrnbq1rk1/pp1p1ppp/4pn2/2P5/1bP5/2N5/PPQ1PPPP/R1B1KBNR w KQ - 1 6
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E40

Nimzo-Indian Defense: Rubinstein System

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3

Final position FENrnbqk2r/pppp1ppp/4pn2/8/1bPP4/2N1P3/PP3PPP/R1BQKBNR b KQkq - 0 4

Nimzo-Indian Defense: Rubinstein System, Taimanov Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6

Final position FENr1bqk2r/pppp1ppp/2n1pn2/8/1bPP4/2N1P3/PP3PPP/R1BQKBNR w KQkq - 1 5
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E41

Nimzo-Indian Defense: Rubinstein System

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5

Final position FENrnbqk2r/pp1p1ppp/4pn2/2p5/1bPP4/2N1P3/PP3PPP/R1BQKBNR w KQkq - 0 5

Nimzo-Indian Defense: Rubinstein System, Hübner Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 Bxc3+ 7. bxc3 d6

Final position FENr1bqk2r/pp3ppp/2nppn2/2p5/2PP4/2PBPN2/P4PPP/R1BQK2R w KQkq - 0 8

Nimzo-Indian Defense: Rubinstein System, Hübner Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 Bxc3+ 7. bxc3 d6 8. O-O O-O

Final position FENr1bq1rk1/pp3ppp/2nppn2/2p5/2PP4/2PBPN2/P4PPP/R1BQ1RK1 w - - 2 9
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E42

Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Ne2

Final position FENrnbqk2r/pp1p1ppp/4pn2/2p5/1bPP4/2N1P3/PP2NPPP/R1BQKB1R b KQkq - 1 5

Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation, Main Line

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Ne2 cxd4 6. exd4 O-O 7. a3

Final position FENrnbq1rk1/pp1p1ppp/4pn2/8/1bPP4/P1N5/1P2NPPP/R1BQKB1R b KQ - 0 7

Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation, Sherbakov Attack

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Ne2 cxd4 6. exd4 O-O 7. c5

Final position FENrnbq1rk1/pp1p1ppp/4pn2/2P5/1b1P4/2N5/PP2NPPP/R1BQKB1R b KQ - 0 7
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E43

Nimzo-Indian Defense: St. Petersburg Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6

Final position FENrnbqk2r/p1pp1ppp/1p2pn2/8/1bPP4/2N1P3/PP3PPP/R1BQKBNR w KQkq - 0 5

Nimzo-Indian Defense: St. Petersburg Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3

Final position FENrn1qk2r/pbpp1ppp/1p2pn2/8/1bPP4/2NBPN2/PP3PPP/R1BQK2R b KQkq - 3 6

Nimzo-Indian Defense: St. Petersburg Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 O-O

Final position FENrn1q1rk1/pbpp1ppp/1p2pn2/8/1bPP4/2NBPN2/PP3PPP/R1BQK2R w KQ - 4 7

Nimzo-Indian Defense: St. Petersburg Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 O-O 7. O-O

Final position FENrn1q1rk1/pbpp1ppp/1p2pn2/8/1bPP4/2NBPN2/PP3PPP/R1BQ1RK1 b - - 5 7

Nimzo-Indian Defense: St. Petersburg Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 O-O 7. O-O c5

Final position FENrn1q1rk1/pb1p1ppp/1p2pn2/2p5/1bPP4/2NBPN2/PP3PPP/R1BQ1RK1 w - - 0 8

Nimzo-Indian Defense: St. Petersburg Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 O-O 7. O-O c5 8. Na4 cxd4 9. a3 Be7

Final position FENrn1q1rk1/pb1pbppp/1p2pn2/8/N1Pp4/P2BPN2/1P3PPP/R1BQ1RK1 w - - 1 10

Nimzo-Indian Defense: St. Petersburg Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Ne4 5. Qc2 f5 6. Nf3 b6 7. Bd3 Bb7

Final position FENrn1qk2r/pbpp2pp/1p2p3/5p2/1bPPn3/2NBPN2/PPQ2PPP/R1B1K2R w KQkq - 2 8

Nimzo-Indian Defense: St. Petersburg Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Na4 Qe7

Final position FENrn3rk1/pb1pqppp/1p2pn2/2p5/NbPP4/3BPN2/PP3PPP/R1BQ1RK1 w - - 4 9

Nimzo-Indian Defense: St. Petersburg Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 b6 6. e3 Bb7 7. Bd3 O-O 8. O-O

Final position FENrn1q1rk1/pbpp1ppp/1p2pn2/8/2PP4/2PBPN2/P4PPP/R1BQ1RK1 b - - 4 8

Nimzo-Indian Defense: St. Petersburg Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. e3 Ne4 6. Qc2

Final position FENrnbqk2r/p1pp1ppp/1p2p3/8/1bPPn3/2N1PN2/PPQ2PPP/R1B1KB1R b KQkq - 2 6

Nimzo-Indian Defense: St. Petersburg Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. e3 Ne4 6. Qc2 Bb7 7. Bd3 Bxc3+ 8. bxc3 f5 9. O-O

Final position FENrn1qk2r/pbpp2pp/1p2p3/5p2/2PPn3/2PBPN2/P1Q2PPP/R1B2RK1 b kq - 1 9

Nimzo-Indian Defense: St. Petersburg Variation, with Ne4

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4

Final position FENrn1qk2r/pbpp1ppp/1p2p3/8/1bPPn3/2NBPN2/PP3PPP/R1BQK2R w KQkq - 4 7
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E44

Nimzo-Indian Defense: St. Petersburg Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2

Final position FENrnbqk2r/p1pp1ppp/1p2pn2/8/1bPP4/2N1P3/PP2NPPP/R1BQKB1R b KQkq - 1 5

Nimzo-Indian Defense: St. Petersburg Variation, American Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2 Ne4

Final position FENrnbqk2r/p1pp1ppp/1p2p3/8/1bPPn3/2N1P3/PP2NPPP/R1BQKB1R w KQkq - 2 6

Nimzo-Indian Defense: St. Petersburg Variation, Romanishin-Psakhis Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2 c5 6. a3 Ba5

Final position FENrnbqk2r/p2p1ppp/1p2pn2/b1p5/2PP4/P1N1P3/1P2NPPP/R1BQKB1R w KQkq - 1 7
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E45

Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2 Ba6

Final position FENrn1qk2r/p1pp1ppp/bp2pn2/8/1bPP4/2N1P3/PP2NPPP/R1BQKB1R w KQkq - 2 6
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E46

Nimzo-Indian Defense: Normal Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O

Final position FENrnbq1rk1/pppp1ppp/4pn2/8/1bPP4/2N1P3/PP3PPP/R1BQKBNR w KQ - 1 5

Nimzo-Indian Defense: Reshevsky Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2

Final position FENrnbq1rk1/pppp1ppp/4pn2/8/1bPP4/2N1P3/PP2NPPP/R1BQKB1R b KQ - 2 5

Nimzo-Indian Defense: Simagin Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6

Final position FENrnbq1rk1/ppp2ppp/3bpn2/3p4/2PP4/P1N1P3/1P2NPPP/R1BQKB1R w KQ - 1 7
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E47

Nimzo-Indian Defense: Normal Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3

Final position FENrnbq1rk1/pppp1ppp/4pn2/8/1bPP4/2NBP3/PP3PPP/R1BQK1NR b KQ - 2 5
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E48

Nimzo-Indian Defense: Normal Variation, Classical Defense

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5

Final position FENrnbq1rk1/ppp2ppp/4pn2/3p4/1bPP4/2NBP3/PP3PPP/R1BQK1NR w KQ - 0 6

Nimzo-Indian Defense: Ragozin Defense

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 Nc6 7. O-O

Final position FENr1bq1rk1/ppp2ppp/2n1pn2/3p4/1bPP4/2NBPN2/PP3PPP/R1BQ1RK1 b - - 3 7
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E49

Nimzo-Indian Defense: Normal Variation, Botvinnik System

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3

Final position FENrnbq1rk1/ppp2ppp/4pn2/3p4/2PP4/P1PBP3/5PPP/R1BQK1NR b KQ - 0 7
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E50

Nimzo-Indian Defense

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3

Final position FENrnbq1rk1/pppp1ppp/4pn2/8/1bPP4/2N1PN2/PP3PPP/R1BQKB1R b KQ - 2 5
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E51

Nimzo-Indian Defense: Normal Variation, Ragozin Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5

Final position FENrnbq1rk1/ppp2ppp/4pn2/3p4/1bPP4/2N1PN2/PP3PPP/R1BQKB1R w KQ - 0 6

Nimzo-Indian Defense: Normal Variation, Sämisch Deferred

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. a3

Final position FENrnbq1rk1/ppp2ppp/4pn2/3p4/1bPP4/P1N1PN2/1P3PPP/R1BQKB1R b KQ - 0 6

Nimzo-Indian Defense: Ragozin Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 Nc6 7. O-O dxc4

Final position FENr1bq1rk1/ppp2ppp/2n1pn2/8/1bpP4/2NBPN2/PP3PPP/R1BQ1RK1 w - - 0 8
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E52

Nimzo-Indian Defense: Normal Variation, Schlechter Defense

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 b6

Final position FENrnbq1rk1/p1p2ppp/1p2pn2/3p4/1bPP4/2NBPN2/PP3PPP/R1BQK2R w KQ - 0 7

Nimzo-Indian Defense: Normal Variation, Schlechter Defense

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 O-O 7. O-O d5

Final position FENrn1q1rk1/pbp2ppp/1p2pn2/3p4/1bPP4/2NBPN2/PP3PPP/R1BQ1RK1 w - - 0 8
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E53

Nimzo-Indian Defense: Normal Variation, Gligoric System

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5

Final position FENrnbq1rk1/pp3ppp/4pn2/2pp4/1bPP4/2NBPN2/PP3PPP/R1BQK2R w KQ - 0 7

Nimzo-Indian Defense: Normal Variation, Gligoric System

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nbd7

Final position FENr1bq1rk1/pp1n1ppp/4pn2/2pp4/1bPP4/2NBPN2/PP3PPP/R1BQ1RK1 w - - 2 8

Nimzo-Indian Defense: Normal Variation, Gligoric System, Keres Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O b6

Final position FENrnbq1rk1/p4ppp/1p2pn2/2pp4/1bPP4/2NBPN2/PP3PPP/R1BQ1RK1 w - - 0 8
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E54

Nimzo-Indian Defense: Normal Variation, Gligoric System, Exchange Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4

Final position FENrnbq1rk1/pp3ppp/4pn2/2p5/1bBP4/2N1PN2/PP3PPP/R1BQ1RK1 b - - 0 8

Nimzo-Indian Defense: Normal Variation, Gligoric System, Exchange Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 cxd4 9. exd4

Final position FENrnbq1rk1/pp3ppp/4pn2/8/1bBP4/2N2N2/PP3PPP/R1BQ1RK1 b - - 0 9

Nimzo-Indian Defense: Normal Variation, Gligoric System, Smyslov Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Qe7

Final position FENrnb2rk1/pp2qppp/4pn2/2p5/1bBP4/2N1PN2/PP3PPP/R1BQ1RK1 w - - 1 9
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E55

Nimzo-Indian Defense: Normal Variation, Gligoric System, Bronstein Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7

Final position FENr1bq1rk1/pp1n1ppp/4pn2/2p5/1bBP4/2N1PN2/PP3PPP/R1BQ1RK1 w - - 1 9
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E56

Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein Defense

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6

Final position FENr1bq1rk1/pp3ppp/2n1pn2/2pp4/1bPP4/2NBPN2/PP3PPP/R1BQ1RK1 w - - 2 8
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E57

Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein Defense

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6 8. a3 dxc4 9. Bxc4 cxd4

Final position FENr1bq1rk1/pp3ppp/2n1pn2/8/1bBp4/P1N1PN2/1P3PPP/R1BQ1RK1 w - - 0 10
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E58

Nimzo-Indian Defense: Normal Variation, Bernstein Defense, Exchange Line

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6 8. a3 Bxc3 9. bxc3

Final position FENr1bq1rk1/pp3ppp/2n1pn2/2pp4/2PP4/P1PBPN2/5PPP/R1BQ1RK1 b - - 0 9
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E59

Nimzo-Indian Defense: Normal Variation, Bernstein Defense

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4

Final position FENr1bq1rk1/pp3ppp/2n1pn2/2p5/2BP4/P1P1PN2/5PPP/R1BQ1RK1 b - - 0 10

Nimzo-Indian Defense: Normal Variation, Bernstein Defense

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 dxc4 8. Bxc4 c5 9. Nf3 Nc6 10. O-O Qc7 11. Qc2

Final position FENr1b2rk1/ppq2ppp/2n1pn2/2p5/2BP4/P1P1PN2/2Q2PPP/R1B2RK1 b - - 5 11
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E60

Grünfeld Defense: Counterthrust Variation

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5

Final position FENrnbqk2r/ppp1ppbp/5np1/3p4/2PP4/6P1/PP2PPBP/RNBQK1NR w KQkq - 0 5

Indian Defense: Anti-Grünfeld, Adorjan Gambit

1. d4 Nf6 2. c4 g6 3. d5 b5

Final position FENrnbqkb1r/p1pppp1p/5np1/1p1P4/2P5/8/PP2PPPP/RNBQKBNR w KQkq - 0 4

Indian Defense: Anti-Grünfeld, Advance Variation

1. d4 Nf6 2. c4 g6 3. d5

Final position FENrnbqkb1r/pppppp1p/5np1/3P4/2P5/8/PP2PPPP/RNBQKBNR b KQkq - 0 3

Indian Defense: Anti-Grünfeld, Alekhine Variation

1. d4 Nf6 2. c4 g6 3. f3

Final position FENrnbqkb1r/pppppp1p/5np1/8/2PP4/5P2/PP2P1PP/RNBQKBNR b KQkq - 0 3

Indian Defense: Anti-Grünfeld, Alekhine Variation, Leko Gambit

1. d4 Nf6 2. c4 g6 3. f3 e5

Final position FENrnbqkb1r/pppp1p1p/5np1/4p3/2PP4/5P2/PP2P1PP/RNBQKBNR w KQkq - 0 4

Indian Defense: Anti-Grünfeld, Basman-Williams Attack

1. d4 Nf6 2. c4 g6 3. h4

Final position FENrnbqkb1r/pppppp1p/5np1/8/2PP3P/8/PP2PPP1/RNBQKBNR b KQkq - 0 3

Indian Defense: West Indian Defense

1. d4 Nf6 2. c4 g6

Final position FENrnbqkb1r/pppppp1p/5np1/8/2PP4/8/PP2PPPP/RNBQKBNR w KQkq - 0 3

King's Indian Defense: Fianchetto Variation

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3

Final position FENrnbqk2r/ppppppbp/5np1/8/2PP4/5NP1/PP2PP1P/RNBQKB1R b KQkq - 0 4

King's Indian Defense: Fianchetto Variation, Immediate Fianchetto

1. d4 Nf6 2. c4 g6 3. g3

Final position FENrnbqkb1r/pppppp1p/5np1/8/2PP4/6P1/PP2PP1P/RNBQKBNR b KQkq - 0 3

King's Indian Defense: Normal Variation, King's Knight Variation

1. d4 Nf6 2. Nf3 g6 3. c4

Final position FENrnbqkb1r/pppppp1p/5np1/8/2PP4/5N2/PP2PPPP/RNBQKB1R b KQkq - 0 3

King's Indian Defense: Santasiere Variation

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. b4

Final position FENrnbqk2r/ppppppbp/5np1/8/1PPP4/5N2/P3PPPP/RNBQKB1R b KQkq - 0 4

King's Indian Defense: Semi-Classical Variation, Benoni Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e3 d6 6. Be2 c6

Final position FENrnbq1rk1/pp2ppbp/2pp1np1/8/2PP4/2N1PN2/PP2BPPP/R1BQK2R w KQ - 0 7

King's Indian Defense: Semi-Classical Variation, Hollywood Variation

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e3 d6 6. Be2 Nc6

Final position FENr1bq1rk1/ppp1ppbp/2np1np1/8/2PP4/2N1PN2/PP2BPPP/R1BQK2R w KQ - 2 7

Queen's Pawn, Mengarini Attack

1. d4 Nf6 2. c4 g6 3. Qc2

Final position FENrnbqkb1r/pppppp1p/5np1/8/2PP4/8/PPQ1PPPP/RNB1KBNR b KQkq - 1 3
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E61

King's Indian Defense

1. d4 Nf6 2. c4 g6 3. Nc3

Final position FENrnbqkb1r/pppppp1p/5np1/8/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq - 1 3

King's Indian Defense: Fianchetto Variation, Benjamin Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 c6 7. O-O Qb6

Final position FENrnb2rk1/pp2ppbp/1qpp1np1/8/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 2 8

King's Indian Defense: Semi-Classical Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e3 d6 6. Be2

Final position FENrnbq1rk1/ppp1ppbp/3p1np1/8/2PP4/2N1PN2/PP2BPPP/R1BQK2R b KQ - 1 6

King's Indian Defense: Semi-Classical Variation, Exchange Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e3 d6 6. Be2 Nbd7 7. O-O e5 8. dxe5 dxe5

Final position FENr1bq1rk1/pppn1pbp/5np1/4p3/2P5/2N1PN2/PP2BPPP/R1BQ1RK1 w - - 0 9

King's Indian Defense: Semi-Classical Variation, Queenside Storm Line

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e3 d6 6. Be2 Nbd7 7. O-O e5 8. b4

Final position FENr1bq1rk1/pppn1pbp/3p1np1/4p3/1PPP4/2N1PN2/P3BPPP/R1BQ1RK1 b - - 0 8

King's Indian Defense: Smyslov Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. Bg5

Final position FENrnbqk2r/ppp1ppbp/3p1np1/6B1/2PP4/2N2N2/PP2PPPP/R2QKB1R b KQkq - 1 5
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E62

King's Indian Defense: Fianchetto Variation, Carlsbad Variation

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6

Final position FENr1bq1rk1/ppp1ppbp/2np1np1/8/2PP4/2N2NP1/PP2PPBP/R1BQK2R w KQ - 2 7

King's Indian Defense: Fianchetto Variation, Delayed Fianchetto

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3

Final position FENrnbqk2r/ppp1ppbp/3p1np1/8/2PP4/2N2NP1/PP2PP1P/R1BQKB1R b KQkq - 0 5

King's Indian Defense: Fianchetto Variation, Kavalek Defense

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c6 7. Nc3 Qa5

Final position FENrnb2rk1/pp2ppbp/2pp1np1/q7/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 2 8

King's Indian Defense: Fianchetto Variation, Larsen Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 c6 7. O-O Bf5

Final position FENrn1q1rk1/pp2ppbp/2pp1np1/5b2/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 2 8

King's Indian Defense: Fianchetto Variation, Lesser Simagin (Spassky)

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O Bf5

Final position FENr2q1rk1/ppp1ppbp/2np1np1/5b2/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 4 8

King's Indian Defense: Fianchetto Variation, Simagin Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 Nc6 7. O-O Bg4

Final position FENr2q1rk1/ppp1ppbp/2np1np1/8/2PP2b1/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 5 8

King's Indian Defense: Fianchetto Variation, Uhlmann-Szabo System

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 e5

Final position FENr1bq1rk1/ppp2pbp/2np1np1/4p3/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 0 8
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E63

King's Indian Defense: Fianchetto Variation, Panno Variation

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 a6

Final position FENr1bq1rk1/1pp1ppbp/p1np1np1/8/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 0 8

King's Indian Defense: Fianchetto Variation, Panno Variation, Blockade Line

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 a6 8. d5 Na5 9. Nd2 c5 10. Qc2 e5

Final position FENr1bq1rk1/1p3pbp/p2p1np1/n1pPp3/2P5/2N3P1/PPQNPPBP/R1B2RK1 w - e6 0 11

King's Indian Defense: Fianchetto Variation, Panno Variation, Donner Line

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 a6 8. d5 Na5 9. Nd2 c5 10. Qc2 Rb8 11. b3 b5 12. Bb2 bxc4 13. bxc4 Bh6

Final position FEN1rbq1rk1/4pp1p/p2p1npb/n1pP4/2P5/2N3P1/PBQNPPBP/R4RK1 w - - 1 14

King's Indian Defense: Fianchetto Variation, Panno Variation, Korchnoi Line

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 a6 8. h3 Rb8 9. Be3 b5 10. Nd2

Final position FEN1rbq1rk1/2p1ppbp/p1np1np1/1p6/2PP4/2N1B1PP/PP1NPPB1/R2Q1RK1 b - - 1 10
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E64

King's Indian Defense: Fianchetto Variation, Double Fianchetto Attack

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 O-O 6. O-O Nbd7 7. Nc3 e5 8. b3

Final position FENr1bq1rk1/pppn1pbp/3p1np1/4p3/2PP4/1PN2NP1/P3PPBP/R1BQ1RK1 b - - 0 8

King's Indian Defense: Fianchetto Variation, Hungarian Variation

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 O-O 6. O-O Nbd7 7. Nc3 a6

Final position FENr1bq1rk1/1ppnppbp/p2p1np1/8/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 0 8

King's Indian Defense: Fianchetto Variation, Pterodactyl Variation

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 c5 5. Bg2 Qa5+

Final position FENrnb1k2r/pp1pppbp/5np1/q1p5/2PP4/5NP1/PP2PPBP/RNBQK2R w KQkq - 2 6

King's Indian Defense: Fianchetto Variation, Yugoslav System

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 O-O 6. O-O c5

Final position FENrnbq1rk1/pp2ppbp/3p1np1/2p5/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w - - 0 7

King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Rare Line

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 c5

Final position FENrnbq1rk1/pp2ppbp/3p1np1/2p5/2PP4/2N2NP1/PP2PPBP/R1BQK2R w KQ - 0 7
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E65

King's Indian Defense: Fianchetto Variation, Yugoslav Variation

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. Nc3

Final position FENrnbq1rk1/pp2ppbp/3p1np1/2p5/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 b - - 1 7

King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Exchange Line

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. Nc3 Nc6 8. dxc5 dxc5

Final position FENr1bq1rk1/pp2ppbp/2n2np1/2p5/2P5/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 0 9
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E66

King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Advance Line

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. Nc3 Nc6 8. d5

Final position FENr1bq1rk1/pp2ppbp/2np1np1/2pP4/2P5/2N2NP1/PP2PPBP/R1BQ1RK1 b - - 0 8
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E67

King's Indian Defense: Fianchetto Variation, Classical Fianchetto

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 e5

Final position FENr1bq1rk1/pppn1pbp/3p1np1/4p3/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 0 8

King's Indian Defense: Fianchetto Variation, Debrecen Defense

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nbd7

Final position FENr1bq1rk1/pppnppbp/3p1np1/8/2PP4/2N2NP1/PP2PPBP/R1BQK2R w KQ - 2 7
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E68

King's Indian Defense: Fianchetto Variation, Classical Variation

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 e5 8. e4

Final position FENr1bq1rk1/pppn1pbp/3p1np1/4p3/2PPP3/2N2NP1/PP3PBP/R1BQ1RK1 b - - 0 8

King's Indian Defense: Fianchetto Variation, Long Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 Nbd7 7. O-O e5 8. e4 Re8 9. h3 exd4 10. Nxd4 Nc5 11. Re1 a5

Final position FENr1bqr1k1/1pp2pbp/3p1np1/p1n5/2PNP3/2N3PP/PP3PB1/R1BQR1K1 w - - 0 12
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E69

King's Indian Defense: Fianchetto Variation, Classical Main Line

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 e5 8. e4 c6 9. h3

Final position FENr1bq1rk1/pp1n1pbp/2pp1np1/4p3/2PPP3/2N2NPP/PP3PB1/R1BQ1RK1 b - - 0 9
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E70

King's Indian Defense: Accelerated Averbakh Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5

Final position FENrnbqk2r/ppp1ppbp/3p1np1/6B1/2PPP3/2N5/PP3PPP/R2QKBNR b KQkq - 1 5

King's Indian Defense: Kramer Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2

Final position FENrnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2N5/PP2NPPP/R1BQKB1R b KQkq - 1 5

King's Indian Defense: Normal Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4

Final position FENrnbqk2r/ppppppbp/5np1/8/2PPP3/2N5/PP3PPP/R1BQKBNR b KQkq - 0 4

King's Indian Defense: Normal Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6

Final position FENrnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2N5/PP3PPP/R1BQKBNR w KQkq - 0 5
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E71

King's Indian Defense: Karpov System

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3

Final position FENrnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N1B2P/PP3PP1/R2QKBNR b KQ - 2 6

King's Indian Defense: Makogonov Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3

Final position FENrnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2N4P/PP3PP1/R1BQKBNR b KQkq - 0 5
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E72

King's Indian Defense: Normal Variation, Deferred Fianchetto

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. g3

Final position FENrnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2N3P1/PP3P1P/R1BQKBNR b KQkq - 0 5

King's Indian Defense: Pomar System

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. g3 O-O 6. Bg2 e5 7. Nge2

Final position FENrnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2N3P1/PP2NPBP/R1BQK2R b KQ - 1 7
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E73

King's Indian Defense: Averbakh Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5

Final position FENrnbq1rk1/ppp1ppbp/3p1np1/6B1/2PPP3/2N5/PP2BPPP/R2QK1NR b KQ - 3 6

King's Indian Defense: Averbakh Variation, Flexible Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 h6

Final position FENrnbq1rk1/ppp1ppb1/3p1npp/6B1/2PPP3/2N5/PP2BPPP/R2QK1NR w KQ - 0 7

King's Indian Defense: Averbakh Variation, Geller Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Nbd7

Final position FENr1bq1rk1/pppnppbp/3p1np1/6B1/2PPP3/2N5/PP2BPPP/R2QK1NR w KQ - 4 7

King's Indian Defense: Averbakh Variation, Modern Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Na6

Final position FENr1bq1rk1/ppp1ppbp/n2p1np1/6B1/2PPP3/2N5/PP2BPPP/R2QK1NR w KQ - 4 7

King's Indian Defense: Averbakh Variation, Modern Defense, Burgess Line

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Na6 7. Qd2 c6

Final position FENr1bq1rk1/pp2ppbp/n1pp1np1/6B1/2PPP3/2N5/PP1QBPPP/R3K1NR w KQ - 0 8

King's Indian Defense: Averbakh Variation, Nc6 Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Nc6

Final position FENr1bq1rk1/ppp1ppbp/2np1np1/6B1/2PPP3/2N5/PP2BPPP/R2QK1NR w KQ - 4 7

King's Indian Defense: Averbakh Variation, Spanish Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 a6

Final position FENrnbq1rk1/1pp1ppbp/p2p1np1/6B1/2PPP3/2N5/PP2BPPP/R2QK1NR w KQ - 0 7

King's Indian Defense: Normal Variation, Standard Development

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2

Final position FENrnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2N5/PP2BPPP/R1BQK1NR b KQkq - 1 5

King's Indian Defense: Semi-Averbakh System

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3

Final position FENrnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N1B3/PP2BPPP/R2QK1NR b KQ - 3 6
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E74

King's Indian Defense: Averbakh Variation, Benoni Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5

Final position FENrnbq1rk1/pp2ppbp/3p1np1/2p3B1/2PPP3/2N5/PP2BPPP/R2QK1NR w KQ - 0 7

King's Indian Defense: Averbakh Variation, Benoni Defense, Advance Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 7. d5

Final position FENrnbq1rk1/pp2ppbp/3p1np1/2pP2B1/2P1P3/2N5/PP2BPPP/R2QK1NR b KQ - 0 7

King's Indian Defense: Averbakh Variation, Benoni Defense, Exchange Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 7. dxc5

Final position FENrnbq1rk1/pp2ppbp/3p1np1/2P3B1/2P1P3/2N5/PP2BPPP/R2QK1NR b KQ - 0 7
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E75

King's Indian Defense: Averbakh Variation, Main Line

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 7. d5 e6

Final position FENrnbq1rk1/pp3pbp/3ppnp1/2pP2B1/2P1P3/2N5/PP2BPPP/R2QK1NR w KQ - 0 8
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E76

King's Indian Defense: Four Pawns Attack

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4

Final position FENrnbqk2r/ppp1ppbp/3p1np1/8/2PPPP2/2N5/PP4PP/R1BQKBNR b KQkq - 0 5

King's Indian Defense: Four Pawns Attack, Dynamic Attack

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. d5

Final position FENrnbq1rk1/pp2ppbp/3p1np1/2pP4/2P1PP2/2N2N2/PP4PP/R1BQKB1R b KQ - 0 7

King's Indian Defense: Four Pawns Attack, Modern Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 Na6

Final position FENr1bqk2r/ppp1ppbp/n2p1np1/8/2PPPP2/2N5/PP4PP/R1BQKBNR w KQkq - 1 6
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E77

King's Indian Defense: Four Pawns Attack

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. f4

Final position FENrnbq1rk1/ppp1ppbp/3p1np1/8/2PPPP2/2N5/PP2B1PP/R1BQK1NR b KQ - 0 6

King's Indian Defense: Four Pawns Attack, Florentine Gambit

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. e5

Final position FENrnbq1rk1/pp3pbp/3p1np1/2ppP3/2P2P2/2N2N2/PP2B1PP/R1BQK2R b KQ - 0 9

King's Indian Defense: Four Pawns Attack, Normal Attack

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. d5 e6 8. Be2

Final position FENrnbq1rk1/pp3pbp/3ppnp1/2pP4/2P1PP2/2N2N2/PP2B1PP/R1BQK2R b KQ - 1 8

King's Indian Defense: Six Pawns Attack

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Be2 c5 7. d5 e6 8. dxe6 fxe6 9. g4 Nc6 10. h4

Final position FENr1bq1rk1/pp4bp/2nppnp1/2p5/2P1PPPP/2N5/PP2B3/R1BQK1NR b KQ - 0 10
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E78

King's Indian Defense: Four Pawns Attack, Fluid Attack

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. Be2

Final position FENrnbq1rk1/pp2ppbp/3p1np1/2p5/2PPPP2/2N2N2/PP2B1PP/R1BQK2R b KQ - 1 7
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E79

King's Indian Defense: Four Pawns Attack, Exchange Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. Be2 cxd4 8. Nxd4 Nc6 9. Be3

Final position FENr1bq1rk1/pp2ppbp/2np1np1/8/2PNPP2/2N1B3/PP2B1PP/R2QK2R b KQ - 2 9
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E80

King's Indian Defense: Sämisch Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3

Final position FENrnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2N2P2/PP4PP/R1BQKBNR b KQkq - 0 5
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E81

King's Indian Defense: Steiner Attack

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5

Final position FENrnbq1rk1/ppp1ppbp/3p1np1/6B1/2PPP3/2N2P2/PP4PP/R2QKBNR b KQ - 2 6

King's Indian Defense: Steiner Attack

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 c5 7. d5 h6 8. Bf4

Final position FENrnbq1rk1/pp2ppb1/3p1npp/2pP4/2P1PB2/2N2P2/PP4PP/R2QKBNR b KQ - 1 8

King's Indian Defense: Steiner Attack

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. Nxd5

Final position FENrnbq1rk1/pp3pbp/3p1np1/2pN2B1/2P1P3/5P2/PP1Q2PP/R3KBNR b KQ - 0 9

King's Indian Defense: Steiner Attack

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 c5 7. d5 e6 8. Qd2 h6 9. Bxh6

Final position FENrnbq1rk1/pp3pb1/3ppnpB/2pP4/2P1P3/2N2P2/PP1Q2PP/R3KBNR b KQ - 0 9

King's Indian Defense: Sämisch Variation, Bobotsov-Korchnoi-Petrosian Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2

Final position FENrnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N2P2/PP2N1PP/R1BQKB1R b KQ - 2 6

King's Indian Defense: Sämisch Variation, Byrne Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 c6 7. Bd3 a6

Final position FENrnbq1rk1/1p2ppbp/p1pp1np1/8/2PPP3/2NBBP2/PP4PP/R2QK1NR w KQ - 0 8

King's Indian Defense: Sämisch Variation, Normal Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O

Final position FENrnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N2P2/PP4PP/R1BQKBNR w KQ - 1 6

King's Indian Defense: Sämisch Variation, Sämisch Gambit

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 c5

Final position FENrnbq1rk1/pp2ppbp/3p1np1/2p5/2PPP3/2N1BP2/PP4PP/R2QKBNR w KQ - 0 7

King's Indian Defense: Sämisch Variation, Sämisch Gambit Accepted

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 c5 7. dxc5 dxc5 8. Qxd8 Rxd8 9. Bxc5

Final position FENrnbr2k1/pp2ppbp/5np1/2B5/2P1P3/2N2P2/PP4PP/R3KBNR b KQ - 0 9
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E82

King's Indian Defense: Sämisch Variation, Double Fianchetto

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 b6

Final position FENrnbq1rk1/p1p1ppbp/1p1p1np1/8/2PPP3/2N1BP2/PP4PP/R2QKBNR w KQ - 0 7
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E83

King's Indian Defense: Sämisch Variation, Panno Formation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 7. Nge2 a6

Final position FENr1bq1rk1/1pp1ppbp/p1np1np1/8/2PPP3/2N1BP2/PP2N1PP/R2QKB1R w KQ - 0 8

King's Indian Defense: Sämisch Variation, Ruban Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 7. Nge2 Rb8

Final position FEN1rbq1rk1/ppp1ppbp/2np1np1/8/2PPP3/2N1BP2/PP2N1PP/R2QKB1R w KQ - 5 8

King's Indian Defense: Sämisch Variation, Yates Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6

Final position FENr1bq1rk1/ppp1ppbp/2np1np1/8/2PPP3/2N1BP2/PP4PP/R2QKBNR w KQ - 3 7
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E84

King's Indian Defense: Sämisch Variation, Panno Main Line

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 7. Nge2 a6 8. Qd2 Rb8

Final position FEN1rbq1rk1/1pp1ppbp/p1np1np1/8/2PPP3/2N1BP2/PP1QN1PP/R3KB1R w KQ - 2 9
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E85

King's Indian Defense: Sämisch Variation, Orthodox Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5

Final position FENrnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2N1BP2/PP4PP/R2QKBNR w KQ - 0 7
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E86

King's Indian Defense: Sämisch Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. Nge2 c6

Final position FENrnbq1rk1/pp3pbp/2pp1np1/4p3/2PPP3/2N1BP2/PP2N1PP/R2QKB1R w KQ - 0 8
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E87

King's Indian Defense: Sämisch Variation, Bronstein Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5 Nh5 8. Qd2 Qh4+ 9. g3 Nxg3 10. Qf2 Nxf1 11. Qxh4 Nxe3 12. Ke2

Final position FENrnb2rk1/ppp2pbp/3p2p1/3Pp3/2P1P2Q/2N1nP2/PP2K2P/R5NR b - - 1 12

King's Indian Defense: Sämisch Variation, Closed Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5

Final position FENrnbq1rk1/ppp2pbp/3p1np1/3Pp3/2P1P3/2N1BP2/PP4PP/R2QKBNR b KQ - 0 7

King's Indian Defense: Sämisch Variation, Orthodox Variation, Bronstein Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5 Nh5 8. Qd2 Qh4+ 9. g3 Nxg3 10. Qf2 Nxf1 11. Qxh4 Nxe3 12. Ke2 Nxc4

Final position FENrnb2rk1/ppp2pbp/3p2p1/3Pp3/2n1P2Q/2N2P2/PP2K2P/R5NR w - - 0 13
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E88

King's Indian Defense: Sämisch Variation, Closed Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5 c6

Final position FENrnbq1rk1/pp3pbp/2pp1np1/3Pp3/2P1P3/2N1BP2/PP4PP/R2QKBNR w KQ - 0 8
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E89

King's Indian Defense: Sämisch Variation, Closed Variation, Main Line

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. Nge2 c6 8. d5 cxd5

Final position FENrnbq1rk1/pp3pbp/3p1np1/3pp3/2P1P3/2N1BP2/PP2N1PP/R2QKB1R w KQ - 0 9
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E90

King's Indian Defense: Larsen Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be3

Final position FENrnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N1BN2/PP3PPP/R2QKB1R b KQ - 3 6

King's Indian Defense: Normal Variation, Rare Defenses

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3

Final position FENrnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2N2N2/PP3PPP/R1BQKB1R b KQkq - 1 5

King's Indian Defense: Zinnowitz Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Bg5

Final position FENrnbq1rk1/ppp1ppbp/3p1np1/6B1/2PPP3/2N2N2/PP3PPP/R2QKB1R b KQ - 3 6
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E91

King's Indian Defense: Kazakh Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Na6

Final position FENr1bq1rk1/ppp1ppbp/n2p1np1/8/2PPP3/2N2N2/PP2BPPP/R1BQK2R w KQ - 4 7

King's Indian Defense: Orthodox Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2

Final position FENrnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N2N2/PP2BPPP/R1BQK2R b KQ - 3 6
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E92

King's Indian Defense: Exchange Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. dxe5

Final position FENrnbq1rk1/ppp2pbp/3p1np1/4P3/2P1P3/2N2N2/PP2BPPP/R1BQK2R b KQ - 0 7

King's Indian Defense: Orthodox Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5

Final position FENrnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQK2R w KQ - 0 7

King's Indian Defense: Orthodox Variation, Gligoric-Taimanov System

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. Be3

Final position FENrnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2N1BN2/PP2BPPP/R2QK2R b KQ - 1 7

King's Indian Defense: Petrosian Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5

Final position FENrnbq1rk1/ppp2pbp/3p1np1/3Pp3/2P1P3/2N2N2/PP2BPPP/R1BQK2R b KQ - 0 7

King's Indian Defense: Petrosian Variation, Stein Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5 a5

Final position FENrnbq1rk1/1pp2pbp/3p1np1/p2Pp3/2P1P3/2N2N2/PP2BPPP/R1BQK2R w KQ - 0 8
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E93

King's Indian Defense: Petrosian Variation, Keres Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5 Nbd7 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nh5 11. h4

Final position FENr1bq1rk1/pppn1pb1/3p3p/3Pp1pn/2P1P2P/2N2NB1/PP2BPP1/R2QK2R b KQ - 0 11

King's Indian Defense: Petrosian Variation, Normal Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5 Nbd7

Final position FENr1bq1rk1/pppn1pbp/3p1np1/3Pp3/2P1P3/2N2N2/PP2BPPP/R1BQK2R w KQ - 1 8
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E94

King's Indian Defense: Orthodox Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O

Final position FENrnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 b - - 1 7

King's Indian Defense: Orthodox Variation, Donner Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O c6

Final position FENrnbq1rk1/pp3pbp/2pp1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 w - - 0 8

King's Indian Defense: Orthodox Variation, Glek Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Na6

Final position FENr1bq1rk1/ppp2pbp/n2p1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 w - - 2 8

King's Indian Defense: Orthodox Variation, Positional Defense

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. Nf3 g6 6. Be2 Bg7 7. O-O O-O

Final position FENr1bq1rk1/pppn1pbp/3p1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 w - - 4 8

King's Indian Defense: Orthodox Variation, Positional Defense, Closed Line

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Nbd7 7. O-O e5 8. d5

Final position FENr1bq1rk1/pppn1pbp/3p1np1/3Pp3/2P1P3/2N2N2/PP2BPPP/R1BQ1RK1 b - - 0 8

King's Indian Defense: Orthodox Variation, Ukrainian Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O a5

Final position FENrnbq1rk1/1pp2pbp/3p1np1/p3p3/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 w - - 0 8
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E95

King's Indian Defense: Orthodox Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nbd7 8. Re1

Final position FENr1bq1rk1/pppn1pbp/3p1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQR1K1 b - - 3 8
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E96

King's Indian Defense: Orthodox Variation, Positional Defense, Main Line

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nbd7 8. Re1 c6 9. Bf1 a5

Final position FENr1bq1rk1/1p1n1pbp/2pp1np1/p3p3/2PPP3/2N2N2/PP3PPP/R1BQRBK1 w - - 0 10
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E97

King's Indian Defense: Orthodox Variation, Aronin-Taimanov Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6

Final position FENr1bq1rk1/ppp2pbp/2np1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 w - - 2 8

King's Indian Defense: Orthodox Variation, Bayonet Attack

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4

Final position FENr1bq1rk1/ppp1npbp/3p1np1/3Pp3/1PP1P3/2N2N2/P3BPPP/R1BQ1RK1 b - - 0 9

King's Indian Defense: Orthodox Variation, Bayonet Attack, Sokolov's Line

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 Nh5 10. Re1

Final position FENr1bq1rk1/ppp1npbp/3p2p1/3Pp2n/1PP1P3/2N2N2/P3BPPP/R1BQR1K1 b - - 2 10

King's Indian Defense: Orthodox Variation, Bayonet Attack, Yepishin's Line

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 Nh5 10. Qc2

Final position FENr1bq1rk1/ppp1npbp/3p2p1/3Pp2n/1PP1P3/2N2N2/P1Q1BPPP/R1B2RK1 b - - 2 10

King's Indian Defense: Orthodox Variation, Korchnoi Attack

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Bd2

Final position FENr1bq1rk1/ppp1npbp/3p1np1/3Pp3/2P1P3/2N2N2/PP1BBPPP/R2Q1RK1 b - - 2 9

King's Indian Defense: Orthodox Variation, Modern System

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Nd2

Final position FENr1bq1rk1/ppp1npbp/3p1np1/3Pp3/2P1P3/2N5/PP1NBPPP/R1BQ1RK1 b - - 2 9
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E98

King's Indian Defense: Orthodox Variation, Classical System

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1

Final position FENr1bq1rk1/ppp1npbp/3p1np1/3Pp3/2P1P3/2N5/PP2BPPP/R1BQNRK1 b - - 2 9

King's Indian Defense: Orthodox Variation, Classical System, Kozul Gambit

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Rc1 Ng6 14. c5

Final position FENr1bq1rk1/pppn2bp/3p2n1/2PPp1p1/4Pp2/2N2P2/PP2BBPP/2RQNRK1 b - - 0 14

King's Indian Defense: Orthodox Variation, Classical System, Neo-Classical Line

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3

Final position FENr1bq1rk1/pppnnpbp/3p2p1/3Pp3/2P1P3/2N1B3/PP2BPPP/R2QNRK1 b - - 4 10
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E99

King's Indian Defense: Orthodox Variation, Classical System, Benko Attack

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5 11. g4

Final position FENr1bq1rk1/pppnn1bp/3p2p1/3Ppp2/2P1P1P1/2N2P2/PP2B2P/R1BQNRK1 b - - 0 11

King's Indian Defense: Orthodox Variation, Classical System, Traditional Line

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5

Final position FENr1bq1rk1/pppnn1bp/3p2p1/3Ppp2/2P1P3/2N2P2/PP2B1PP/R1BQNRK1 w - - 0 11
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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