rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPP1PPP/RNBQKBNR w KQkq - 0 2 ; B20 Sicilian Defense
rnbqkbnr/pp1ppppp/8/2p5/4P1Q1/8/PPPP1PPP/RNB1KBNR b KQkq - 1 2 ; B20 Sicilian Defense: Amazon Attack
r1bqkbnr/pp2pppp/2np4/2p5/4PP2/2PP4/PP4PP/RNBQKBNR b KQkq - 0 4 ; B20 Sicilian Defense: Big Clamp Formation
rnbqkbnr/pp1ppppp/8/2p5/2B1P3/8/PPPP1PPP/RNBQK1NR b KQkq - 1 2 ; B20 Sicilian Defense: Bowdler Attack
rnbqkbnr/pp1ppppp/8/2p5/4P3/7N/PPPP1PPP/RNBQKB1R b KQkq - 1 2 ; B20 Sicilian Defense: Brick Variation
rnbqkbnr/pp1ppppp/8/2p5/4P3/1P6/P1PP1PPP/RNBQKBNR b KQkq - 0 2 ; B20 Sicilian Defense: Czerniak Attack
rnbqkbnr/p2ppppp/1p6/2p5/4P3/1P6/P1PP1PPP/RNBQKBNR w KQkq - 0 3 ; B20 Sicilian Defense: Czerniak Attack, Queen Fianchetto Variation
rnbqkbnr/pp2pppp/8/2pp4/4P3/1P6/PBPP1PPP/RN1QKBNR b KQkq - 1 3 ; B20 Sicilian Defense: Euwe Attack, Prins Gambit
r1bqkbnr/pp2ppp1/2np4/2p4p/2P1P3/2N3P1/PP1P1P1P/R1BQKBNR w KQkq - 0 5 ; B20 Sicilian Defense: Gloria Variation
rnbqkbnr/pp1ppppp/8/2p5/4P1P1/8/PPPP1P1P/RNBQKBNR b KQkq - 0 2 ; B20 Sicilian Defense: Grob Variation
rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPPNPPP/RNBQKB1R b KQkq - 1 2 ; B20 Sicilian Defense: Keres Variation
rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPPKPPP/RNBQ1BNR b kq - 1 2 ; B20 Sicilian Defense: King David's Opening
rnbqkbnr/pp1ppppp/8/2p5/4P3/N7/PPPP1PPP/R1BQKBNR b KQkq - 1 2 ; B20 Sicilian Defense: Kronberger Variation
r1bqkbnr/pp1ppppp/2n5/8/2BpP3/N7/PPP2PPP/R1BQK1NR b KQkq - 1 4 ; B20 Sicilian Defense: Kronberger Variation, Nemeth Gambit
rnbqkbnr/pp1ppppp/8/2p5/4P3/6P1/PPPP1P1P/RNBQKBNR b KQkq - 0 2 ; B20 Sicilian Defense: Lasker-Dunne Attack
rnbqkbnr/pp1ppppp/8/2p5/4P3/P7/1PPP1PPP/RNBQKBNR b KQkq - 0 2 ; B20 Sicilian Defense: Mengarini Variation
rnbqkbnr/pp1ppppp/8/2p5/P3P3/8/1PPP1PPP/RNBQKBNR b KQkq - 0 2 ; B20 Sicilian Defense: Myers Attack, with a4
rnbqkbnr/pp1ppppp/8/2p5/4P2P/8/PPPP1PP1/RNBQKBNR b KQkq - 0 2 ; B20 Sicilian Defense: Myers Attack, with h4
rnbqkbnr/pp1ppppp/8/2p5/2P1P3/8/PP1P1PPP/RNBQKBNR b KQkq - 0 2 ; B20 Sicilian Defense: Staunton-Cochrane Variation
rnbqkbnr/pp1ppppp/8/2p5/1P2P3/8/P1PP1PPP/RNBQKBNR b KQkq - 0 2 ; B20 Sicilian Defense: Wing Gambit
rnbqkbnr/pp1ppppp/8/8/1p2P3/8/PBPP1PPP/RN1QKBNR b KQkq - 1 3 ; B20 Sicilian Defense: Wing Gambit, Abrahams Variation
rnbqkbnr/pp1ppppp/8/8/4P3/p7/2PP1PPP/RNBQKBNR w KQkq - 0 4 ; B20 Sicilian Defense: Wing Gambit, Carlsbad Variation
rnb1kbnr/pp2pppp/8/3q4/1p6/P7/1BPP1PPP/RN1QKBNR b KQkq - 1 5 ; B20 Sicilian Defense: Wing Gambit, Marienbad Variation
rnbqkbnr/pp1ppppp/8/8/1p2P3/P7/2PP1PPP/RNBQKBNR b KQkq - 0 3 ; B20 Sicilian Defense: Wing Gambit, Marshall Variation
rnb1kbnr/pp3ppp/4q3/4p3/1pP5/P2B1N2/3P1PPP/RNBQK2R b KQkq - 2 7 ; B20 Sicilian Defense: Wing Gambit, Nanu Gambit
r1b1kbnr/pp3ppp/2n1q3/4p3/1pP5/P4N2/1B1P1PPP/RN1QKB1R w KQkq - 1 8 ; B20 Sicilian Defense: Wing Gambit, Romanian Defense
rnbqkbnr/pp1ppppp/8/8/1pP1P3/8/P2P1PPP/RNBQKBNR b KQkq c3 0 3 ; B20 Sicilian Defense: Wing Gambit, Santasiere Variation
r1bqkb1r/pp1ppppp/2n2n2/8/2B1P3/8/PPP2PPP/RNBQK1NR b KQkq - 4 5 ; B21 Sicilian Defense: Coles Sicilian Gambit
rnbqkbnr/pp1ppppp/8/8/3pPP2/8/PPP3PP/RNBQKBNR b KQkq - 0 3 ; B21 Sicilian Defense: Halasz Gambit
rnbqkbnr/pp1ppppp/8/2p5/4PP2/8/PPPP2PP/RNBQKBNR b KQkq - 0 2 ; B21 Sicilian Defense: McDonnell Attack
rnbqkb1r/pp2pppp/5n2/2pP4/5P2/8/PPPP2PP/RNBQKBNR w KQkq - 1 4 ; B21 Sicilian Defense: McDonnell Attack, Tal Gambit
rnbqkbnr/pp2pppp/8/2pp4/4PP2/2N5/PPPP2PP/R1BQKBNR b KQkq - 1 3 ; B21 Sicilian Defense: McDonnell Attack, Toilet Variation
rnbqkbnr/pp1ppppp/8/8/3pP3/5N2/PPP2PPP/RNBQKB1R b KQkq - 1 3 ; B21 Sicilian Defense: Morphy Gambit
rnbqkbnr/pp1p1ppp/8/4p3/3pP3/2P2N2/PP3PPP/RNBQKB1R b KQkq - 0 4 ; B21 Sicilian Defense: Morphy Gambit, Andreaschek Gambit
rnbqkbnr/pp1ppppp/8/2p5/3PP3/8/PPP2PPP/RNBQKBNR b KQkq - 0 2 ; B21 Sicilian Defense: Smith-Morra Gambit
rnbqkbnr/pp1ppppp/8/8/3pP3/2P5/PP3PPP/RNBQKBNR b KQkq - 0 3 ; B21 Sicilian Defense: Smith-Morra Gambit
rnbqkbnr/pp1ppppp/8/8/4P3/2p5/PP3PPP/RNBQKBNR w KQkq - 0 4 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted
2bqkbnr/r4ppp/p1npp3/1p6/4P3/1BN2N2/PP2QPPP/R1B2RK1 w k - 2 10 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Chicago Defense
rnbqkb1r/1p3ppp/p2ppn2/8/2B1P3/2N2N2/PP3PPP/R1BQ1RK1 w kq - 0 8 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Chicago Defense
r1bqkb1r/1p2pppp/p1np1n2/8/2B1P3/2N2N2/PP3PPP/R1BQ1RK1 w kq - 2 8 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Classical Formation
rnbqkbnr/pp1ppppp/8/8/4P3/2p2N2/PP3PPP/RNBQKB1R b KQkq - 1 4 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Danish Variation
rnbqkbnr/pp1ppp1p/6p1/8/4P3/2N5/PP3PPP/R1BQKBNR w KQkq - 0 5 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Fianchetto Defense
r1bqkbnr/pp1ppp1p/2n3p1/8/4P3/2N2N2/PP3PPP/R1BQKB1R w KQkq - 0 6 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Fianchetto Defense
r1bqkbnr/pp2pp1p/2np2p1/8/2B1P3/2N2N2/PP3PPP/R1BQK2R w KQkq - 0 7 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Fianchetto Defense
rnbqkbnr/pp2pp1p/3p2p1/8/4P3/2N2N2/PP3PPP/R1BQKB1R w KQkq - 0 6 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Fianchetto Defense
rnbqk2r/1p2bppp/p2ppn2/8/2B1P3/2N2N2/PP2QPPP/R1B2RK1 w kq - 4 9 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Finegold Defense
rnbqkbnr/1p1p1ppp/p3p3/8/4P3/2N2N2/PP3PPP/R1BQKB1R w KQkq - 0 6 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Kan Formation
r1b1k1nr/1pqp1ppp/p1nbp3/8/2B1P3/2N2N2/PP2QPPP/R1B2RK1 w kq - 2 9 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Larsen Defense
r1bqk1nr/pp1p1ppp/2n1p3/2b5/2B1P3/2N2N2/PP3PPP/R1BQK2R w KQkq - 2 7 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Morphy Defense
r1bqk1nr/3p1ppp/p1n1p3/1pb5/4P3/1BN2N2/PP3PPP/R1BQ1RK1 w kq - 2 9 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Morphy Defense Deferred
r1bqkbnr/1p1p1ppp/p1n1p3/8/2B1P3/2N2N2/PP3PPP/R1BQK2R w KQkq - 0 7 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Paulsen Formation
r1bqk1nr/pp1p1ppp/2n1p3/8/1bB1P3/2N2N2/PP3PPP/R1BQK2R w KQkq - 2 7 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Pin Defense
r1bqkbnr/pp3ppp/2npp3/8/2B1P3/2N2N2/PP3PPP/R1BQK2R w KQkq - 0 7 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Scheveningen Formation
r1b1kbnr/ppqp1ppp/2n1p3/8/2B1P3/2N2N2/PP3PPP/R1BQK2R w KQkq - 2 7 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Siberian Variation
r1b1kb1r/ppqp1ppp/2n1p3/8/2B1P1n1/2N2N2/PP2QPPP/R1B2RK1 w kq - 6 9 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Siberian Variation, Siberian Trap
r1bqkbnr/5ppp/p1npp3/1p6/2B1P3/2N2N2/PP2QPPP/R1B2RK1 w kq - 0 9 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Sozin Formation
rnbqkb1r/1p1pnppp/p3p3/8/2B1P3/2N2N2/PP3PPP/R1BQK2R w KQkq - 2 7 ; B21 Sicilian Defense: Smith-Morra Gambit Accepted, Taimanov Formation
rnbqkb1r/pp1ppppp/5n2/8/3pP3/2P5/PP3PPP/RNBQKBNR w KQkq - 1 4 ; B21 Sicilian Defense: Smith-Morra Gambit Declined, Alapin Formation
rnbqkbnr/pp1p1ppp/8/4p3/3pP3/2P5/PP3PPP/RNBQKBNR w KQkq - 0 4 ; B21 Sicilian Defense: Smith-Morra Gambit Declined, Center Formation
rnbqkbnr/pp1ppppp/8/8/2P1P3/3p4/PP3PPP/RNBQKBNR b KQkq - 0 4 ; B21 Sicilian Defense: Smith-Morra Gambit Declined, Dubois Variation
rnbqkbnr/pp1ppppp/8/8/4P3/2Pp4/PP3PPP/RNBQKBNR w KQkq - 0 4 ; B21 Sicilian Defense: Smith-Morra Gambit Declined, Push Variation
rnbqkbnr/pp2pppp/8/3p4/3pP3/2P5/PP3PPP/RNBQKBNR w KQkq - 0 4 ; B21 Sicilian Defense: Smith-Morra Gambit Declined, Scandinavian Formation
rnb1kbnr/pp1ppppp/8/q7/3pP3/2P5/PP3PPP/RNBQKBNR w KQkq - 1 4 ; B21 Sicilian Defense: Smith-Morra Gambit Declined, Wing Formation
rnbqkbnr/pp1ppppp/8/2p5/4P3/2P5/PP1P1PPP/RNBQKBNR b KQkq - 0 2 ; B22 Sicilian Defense: Alapin Variation
rnbqkb1r/pp2pppp/5n2/2pP4/8/2P5/PP1P1PPP/RNBQKBNR w KQkq - 1 4 ; B22 Sicilian Defense: Alapin Variation, Anti-Alapin Gambit
rnb1kbnr/pp2pppp/8/2pq4/8/2P5/PP1P1PPP/RNBQKBNR w KQkq - 0 4 ; B22 Sicilian Defense: Alapin Variation, Barmen Defense
rnb1kbnr/pp2pp1p/6p1/2pq4/3P4/2P2N2/PP3PPP/RNBQKB1R b KQkq - 1 5 ; B22 Sicilian Defense: Alapin Variation, Barmen Defense
r1b1kbnr/pp2pppp/2n5/2pq4/3P4/2P2N2/PP3PPP/RNBQKB1R b KQkq - 2 5 ; B22 Sicilian Defense: Alapin Variation, Barmen Defense
r3kbnr/pp2pppp/2n5/3q4/3P2b1/5N2/PP3PPP/RNBQKB1R w KQkq - 3 7 ; B22 Sicilian Defense: Alapin Variation, Barmen Defense, Central Exchange
r3kbnr/pp2pppp/8/8/3n4/2N2P2/PP3P1P/R1B1KB1R w KQkq - 0 10 ; B22 Sicilian Defense: Alapin Variation, Barmen Defense, Endgame Variation
r1b1k1nr/pp3ppp/2n5/3qp3/1b1P4/2N2N2/PP2BPPP/R1BQK2R b KQkq - 3 8 ; B22 Sicilian Defense: Alapin Variation, Barmen Defense, Milner-Barry Attack
rn2kb1r/pp2pppp/5n2/2pq4/3P2b1/2P2N2/PP3PPP/RNBQKB1R w KQkq - 3 6 ; B22 Sicilian Defense: Alapin Variation, Barmen Defense, Modern Line
rnbqkb1r/pp1ppppp/8/3nP3/3p4/2P5/PP3PPP/RNBQKBNR w KQkq - 0 5 ; B22 Sicilian Defense: Alapin Variation, Smith-Morra Declined
r1bqkb1r/pp1ppppp/1nn5/2p1P3/8/1BP2N2/PP1P1PPP/RNBQK2R b KQkq - 6 6 ; B22 Sicilian Defense: Alapin Variation, Stoltz Attack
r1b1kb1r/ppqppp1p/1nn5/4P1p1/2p5/2P2N2/PPBPQPPP/RNB1K2R w KQkq - 0 9 ; B22 Sicilian Defense: Alapin Variation, Stoltz Attack, Ivanchuk Line
rnb1kb1r/pp3ppp/4pn2/2pq4/3P4/2P2N2/PP3PPP/RNBQKB1R w KQkq - 1 6 ; B22 Sicilian Defense: Delayed Alapin Variation
r1bqk1nr/pp3ppp/2nb4/1Bpp4/3P4/2P2N2/PP3PPP/RNBQ1RK1 b kq - 0 7 ; B22 Sicilian Defense: Delayed Alapin Variation
r1bqkb1r/pp1ppppp/2n5/2pnP3/8/N1P2N2/PP1P1PPP/R1BQKB1R b KQkq - 4 5 ; B22 Sicilian Defense: Heidenfeld Variation
rnbqkbnr/pp1ppppp/8/2p5/4P3/2N5/PPPP1PPP/R1BQKBNR b KQkq - 1 2 ; B23 Sicilian Defense: Closed
rnbqkbnr/pp1p1ppp/4p3/2p5/4P3/2N5/PPPP1PPP/R1BQKBNR w KQkq - 0 3 ; B23 Sicilian Defense: Closed
rnbqkbnr/pp1p1ppp/4p3/2p5/4P3/2N3P1/PPPP1P1P/R1BQKBNR b KQkq - 0 3 ; B23 Sicilian Defense: Closed
r1bqkbnr/pp2pppp/2np4/8/4P3/2N5/PPPQ1PPP/R1B1KBNR b KQkq - 2 5 ; B23 Sicilian Defense: Closed, Carlsen Variation
r1bqkbnr/pp1ppppp/2n5/2p5/4P3/2N5/PPPPNPPP/R1BQKB1R b KQkq - 3 3 ; B23 Sicilian Defense: Closed, Chameleon Variation
r1bqkbnr/pp1ppppp/2n5/2p5/4P1P1/2N5/PPPP1P1P/R1BQKBNR b KQkq - 0 3 ; B23 Sicilian Defense: Closed, Grob Attack
rnbqkbnr/pp3ppp/4p3/2pp4/4P3/2N3P1/PPPP1P1P/R1BQKBNR w KQkq - 0 4 ; B23 Sicilian Defense: Closed, Korchnoi Defense
r1bqkbnr/pp1ppp1p/2n3p1/2p5/4P1P1/2NP4/PPP2P1P/R1BQKBNR b KQkq - 0 4 ; B23 Sicilian Defense: Closed, Portland Attack
r1bqkbnr/pp1ppppp/2n5/2p5/4P3/2N5/PPPP1PPP/R1BQKBNR w KQkq - 2 3 ; B23 Sicilian Defense: Closed, Traditional
r1bqkbnr/pp1ppppp/2n5/2p5/4PP2/2N5/PPPP2PP/R1BQKBNR b KQkq - 0 3 ; B23 Sicilian Defense: Grand Prix Attack
r1bqk1nr/pp1p1pbp/2n1p1p1/2p2P2/2B1P3/2N2N2/PPPP2PP/R1BQK2R b KQkq - 0 6 ; B23 Sicilian Defense: Grand Prix Attack, Schofman Variation
r1bqkbnr/pp1ppp1p/2n3p1/2p5/4P3/2N3P1/PPPP1P1P/R1BQKBNR w KQkq - 0 4 ; B24 Sicilian Defense: Closed
r1bqk1nr/pp1pppbp/2n3p1/2p5/4P3/2N3P1/PPPP1PBP/R1BQK1NR w KQkq - 2 5 ; B24 Sicilian Defense: Closed
r1bqkbnr/pp1ppppp/2n5/2p5/4P3/2N3P1/PPPP1P1P/R1BQKBNR b KQkq - 0 3 ; B24 Sicilian Defense: Closed, Fianchetto Variation
r1bqk1nr/pp1p1pbp/4p1p1/2p5/3nP3/3PB1P1/PPP1NPBP/R2QK1NR b KQkq - 3 7 ; B24 Sicilian Defense: Closed, Smyslov Variation
r1bqk1nr/pp2ppbp/2np2p1/2p5/4P3/2NP2P1/PPP2PBP/R1BQK1NR w KQkq - 0 6 ; B25 Sicilian Defense: Closed
r1bqk1nr/pp2ppbp/2np2p1/2p5/4PP2/2NP2P1/PPP3BP/R1BQK1NR b KQkq - 0 6 ; B25 Sicilian Defense: Closed
r1bqk2r/pp2npbp/2np2p1/2p1p3/4PP2/2NP2PN/PPP3BP/R1BQK2R w KQkq - 2 8 ; B25 Sicilian Defense: Closed, Botvinnik Defense, Edge Variation
r1bqk1nr/pp3pbp/2np2p1/2p1p3/4P3/2NP2P1/PPP1NPBP/R1BQK2R w KQkq - 0 7 ; B25 Sicilian Defense: Closed, Botvinnik Defense, with Nge2
r1bqk1nr/pp3pbp/2np2p1/2p1p3/4PP2/2NP2P1/PPP3BP/R1BQK1NR w KQkq - 0 7 ; B25 Sicilian Defense: Closed, Botvinnik Defense, with f4
r1bqk1nr/pp2ppbp/2np2p1/2p5/4P3/2NPB1P1/PPP2PBP/R2QK1NR b KQkq - 1 6 ; B26 Sicilian Defense: Closed
rnbqkbnr/pp1ppppp/8/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R b KQkq - 1 2 ; B27 Sicilian Defense
rnbqk1nr/pp1ppp1p/6pb/2p5/2P1P3/5N2/PP1P1PPP/RNBQKB1R w KQkq - 1 4 ; B27 Sicilian Defense: Acton Extension
rnbqkbnr/pp1pp1pp/8/2p2p2/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 0 3 ; B27 Sicilian Defense: Brussels Gambit
rnbqkbnr/pp1pppp1/7p/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 0 3 ; B27 Sicilian Defense: Bücker Variation
rnbqkb1r/pp1pp1pp/7n/2p2P2/8/5N2/PPPP1PPP/RNBQKB1R w KQkq - 1 4 ; B27 Sicilian Defense: Double-Dutch Gambit
rnbqkbnr/pp1pp2p/6p1/2p2p2/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq - 0 4 ; B27 Sicilian Defense: Frederico Variation
rnbqkbnr/pp1ppp1p/6p1/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 0 3 ; B27 Sicilian Defense: Hyperaccelerated Dragon
rnbqkbnr/pp1ppp1p/6p1/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R b KQkq - 0 3 ; B27 Sicilian Defense: Hyperaccelerated Dragon
rnbqk1nr/pp1pppbp/6p1/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq - 1 4 ; B27 Sicilian Defense: Hyperaccelerated Pterodactyl
rnb1k1nr/pp1ppp1p/6p1/2P5/4P3/2q2N2/P1P2PPP/R1BQKB1R w KQkq - 0 7 ; B27 Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation
rnbqkbnr/pp1p1ppp/8/2p1p3/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 0 3 ; B27 Sicilian Defense: Jalalabad Variation
rnbqkbnr/p2ppppp/1p6/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 0 3 ; B27 Sicilian Defense: Katalimov Variation
rnb1kbnr/pp1ppppp/8/q1p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 2 3 ; B27 Sicilian Defense: Mongoose Variation
rnbqkbnr/p2ppppp/8/1pp5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 0 3 ; B27 Sicilian Defense: Polish Gambit
rnb1kbnr/ppqppppp/8/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 2 3 ; B27 Sicilian Defense: Quinteros Variation
rnbqkbnr/1p1ppppp/p7/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 0 3 ; B28 Sicilian Defense: O'Kelly Variation
rnbqkbnr/1p1ppppp/p7/2p5/4P3/5N2/PPPPBPPP/RNBQK2R b KQkq - 1 3 ; B28 Sicilian Defense: O'Kelly Variation, Aronin System
rnbqkbnr/1p1ppppp/p7/2p5/4P3/1P3N2/P1PP1PPP/RNBQKB1R b KQkq - 0 3 ; B28 Sicilian Defense: O'Kelly Variation, Kieseritzky System
rnbqkbnr/1p1ppppp/p7/2p5/2P1P3/5N2/PP1P1PPP/RNBQKB1R b KQkq - 0 3 ; B28 Sicilian Defense: O'Kelly Variation, Maróczy Bind
rnbqkbnr/1p1p1ppp/p3p3/2p5/2P1P3/5N2/PP1P1PPP/RNBQKB1R w KQkq - 0 4 ; B28 Sicilian Defense: O'Kelly Variation, Maróczy Bind, Paulsen Line
rnbqkbnr/1p2pppp/p2p4/2p5/2P1P3/5N2/PP1P1PPP/RNBQKB1R w KQkq - 0 4 ; B28 Sicilian Defense: O'Kelly Variation, Maróczy Bind, Robatsch Line
rnbqkbnr/1p1ppppp/p7/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R b KQkq - 0 3 ; B28 Sicilian Defense: O'Kelly Variation, Normal System
rnbqkbnr/1p1ppppp/p7/8/2BpP3/5N2/PPP2PPP/RNBQK2R b KQkq - 1 4 ; B28 Sicilian Defense: O'Kelly Variation, Normal System, Cortlever Gambit
rnbqkbnr/1p1ppppp/p7/8/3pP3/2P2N2/PP3PPP/RNBQKB1R b KQkq - 0 4 ; B28 Sicilian Defense: O'Kelly Variation, Normal System, Smith-Morra Line
rnbqkbnr/1p1p1ppp/p7/4p3/3NP3/8/PPP2PPP/RNBQKB1R w KQkq - 0 5 ; B28 Sicilian Defense: O'Kelly Variation, Normal System, Taimanov Line
rnbqkbnr/1p1ppppp/p7/8/3QP3/5N2/PPP2PPP/RNB1KB1R b KQkq - 0 4 ; B28 Sicilian Defense: O'Kelly Variation, Normal System, Zagorovsky Line
rnbqkbnr/1p1ppppp/p7/2p5/4P3/3P1N2/PPP2PPP/RNBQKB1R b KQkq - 0 3 ; B28 Sicilian Defense: O'Kelly Variation, Quiet System
rnbqkbnr/1p1ppppp/p7/2p5/4P3/5NP1/PPPP1P1P/RNBQKB1R b KQkq - 0 3 ; B28 Sicilian Defense: O'Kelly Variation, Réti System
rnbqkbnr/1p1ppppp/p7/2p5/4P3/2P2N2/PP1P1PPP/RNBQKB1R b KQkq - 0 3 ; B28 Sicilian Defense: O'Kelly Variation, Venice System
rnbqkb1r/1p1ppppp/p4n2/2p5/4P3/2P2N2/PP1P1PPP/RNBQKB1R w KQkq - 1 4 ; B28 Sicilian Defense: O'Kelly Variation, Venice System, Barcza Line
rnbqkb1r/1p2pppp/p4n2/2pP4/8/2P2N2/PP1P1PPP/RNBQKB1R w KQkq - 1 5 ; B28 Sicilian Defense: O'Kelly Variation, Venice System, Gambit Line
rnbqkbnr/3ppppp/p7/1pp5/4P3/2P2N2/PP1P1PPP/RNBQKB1R w KQkq - 0 4 ; B28 Sicilian Defense: O'Kelly Variation, Venice System, Ljubojevic Line
rnbqkbnr/1p2pppp/p2p4/2p5/4P3/2P2N2/PP1P1PPP/RNBQKB1R w KQkq - 0 4 ; B28 Sicilian Defense: O'Kelly Variation, Venice System, Steiner Line
rnbqkbnr/1p1ppppp/p7/2p5/1P2P3/5N2/P1PP1PPP/RNBQKB1R b KQkq - 0 3 ; B28 Sicilian Defense: O'Kelly Variation, Wing Gambit
rnbqkbnr/1p1ppppp/p7/2p5/4P3/2N2N2/PPPP1PPP/R1BQKB1R b KQkq - 1 3 ; B28 Sicilian Defense: O'Kelly Variation, Yerevan System
rnbqkb1r/pp1ppppp/5n2/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 2 3 ; B29 Sicilian Defense: Nimzowitsch Variation
rnbqkb1r/pp1ppppp/5n2/2p1P3/8/5N2/PPPP1PPP/RNBQKB1R b KQkq - 0 3 ; B29 Sicilian Defense: Nimzowitsch Variation, Advance Variation
rnbqkb1r/pp1ppppp/5n2/2p5/4P3/2N2N2/PPPP1PPP/R1BQKB1R b KQkq - 3 3 ; B29 Sicilian Defense: Nimzowitsch Variation, Closed Variation
rnbqkb1r/pp1ppppp/8/2p1P3/8/2n2N2/PPPP1PPP/R1BQKB1R w KQkq - 0 5 ; B29 Sicilian Defense: Nimzowitsch Variation, Exchange Variation
r1bqkb1r/pp1p1ppp/2n5/2ppP3/3P4/5N2/PPP2PPP/R1BQKB1R w KQkq - 1 7 ; B29 Sicilian Defense: Nimzowitsch Variation, Main Line
r1bqkbnr/pp1p1ppp/2n5/2p1p3/4P3/2N2N2/PPPP1PPP/R1BQKB1R w KQkq - 0 4 ; B30 Sicilian Defense: Closed, Anti-Sveshnikov Variation
r1bqk1nr/pp3ppp/2np4/2p1p1b1/2B1P3/2NP4/PPPN1PPP/R1BQK2R w KQkq - 2 7 ; B30 Sicilian Defense: Closed, Anti-Sveshnikov Variation, Kharlov-Kramnik Line
r1bqk2r/pp1pbppp/2n2n2/2p1p3/2B1P3/2NP1N2/PPP2PPP/R1BQK2R w KQkq - 1 6 ; B30 Sicilian Defense: Closed, Anti-Sveshnikov Variation, with Nf6
r1bqk1nr/pp2bppp/2np4/2p1p3/2B1P3/2NP1N2/PPP2PPP/R1BQK2R w KQkq - 0 6 ; B30 Sicilian Defense: Closed, Anti-Sveshnikov Variation, with d6
r1bqkbnr/pp1ppppp/2n5/1Bp5/4P3/5N2/PPPP1PPP/RNBQK2R b KQkq - 3 3 ; B30 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack
rnbqkbnr/pp1ppppp/8/1Bp5/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq - 4 4 ; B30 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Brooklyn Retreat Defense
r1bqkbnr/pp1ppppp/8/nBp5/1P2P3/5N2/P1PP1PPP/RNBQK2R b KQkq - 0 4 ; B30 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, San Francisco Gambit
r1bqkbnr/pp1ppppp/2n5/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 2 3 ; B30 Sicilian Defense: Old Sicilian
r1bqkbnr/pp1ppppp/2n5/2p5/1P2P3/5N2/P1PP1PPP/RNBQKB1R b KQkq - 0 3 ; B30 Sicilian Defense: Portsmouth Gambit
r1bqkbnr/pp1ppp1p/2n3p1/1Bp5/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq - 0 4 ; B31 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation
r1bqk1nr/pp1p1pbp/2n3p1/1Bp1p3/3PP3/2P2N2/PP3PPP/RNBQ1RK1 b kq - 0 6 ; B31 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Gufeld Gambit
r1bqk2r/pp1pppbp/2n2np1/1Bp5/3PP3/2P2N2/PP3PPP/RNBQ1RK1 b kq - 0 6 ; B31 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Lutikov Gambit
r1bqk2r/pp1pppbp/2n2np1/1Bp5/Q3P3/2P2N2/PP1P1PPP/RNB2RK1 b kq - 2 6 ; B31 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Totsky Attack
r1bqk1nr/pp1p1pbp/2n3p1/1Bp1p3/1P2P3/5N2/P1PP1PPP/RNBQR1K1 b kq - 0 6 ; B31 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Gurgenidze Variation
r1bqkbnr/pp1ppp1p/2n3p1/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq - 0 5 ; B32 Sicilian Defense: Accelerated Dragon
r1b1kbnr/ppqppppp/2n5/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq - 1 5 ; B32 Sicilian Defense: Flohr Variation
r1bqkbnr/pp1p1ppp/2n1p3/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq - 0 4 ; B32 Sicilian Defense: Franco-Sicilian Variation
r1b1kbnr/pp1ppppp/1qn5/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq - 1 5 ; B32 Sicilian Defense: Godiva Variation
r1bqkbnr/pp3ppp/2np4/1N2p3/4P3/8/PPP2PPP/RNBQKB1R w KQkq - 0 6 ; B32 Sicilian Defense: Kalashnikov Variation
r1bqkbnr/pp1p1ppp/2n5/4p3/3NP3/8/PPP2PPP/RNBQKB1R w KQkq - 0 5 ; B32 Sicilian Defense: Löwenthal Variation
r1bqkbnr/pp2pppp/2n5/3p4/3NP3/8/PPP2PPP/RNBQKB1R w KQkq - 0 5 ; B32 Sicilian Defense: Nimzo-American Variation
r1bqkbnr/1p1p1ppp/p1n5/4p3/2PNP3/8/PP3PPP/RNBQKB1R w KQkq - 0 6 ; B32 Sicilian Defense: O'Kelly Variation, Maróczy Bind, Geller Line
r1bqkbnr/pp1ppppp/2n5/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R b KQkq - 0 3 ; B32 Sicilian Defense: Open
r1bqkbnr/pp1ppppp/2n5/8/3pP3/5N2/PPP2PPP/RNBQKB1R w KQkq - 0 4 ; B32 Sicilian Defense: Open
r1bqkbnr/pp1ppppp/2n5/8/3NP3/8/PPP2PPP/RNBQKB1R b KQkq - 0 4 ; B32 Sicilian Defense: Open
r1bqkb1r/pp1p1ppp/2n2n2/4p3/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq - 0 6 ; B33 Sicilian Defense: Lasker-Pelikan Variation
r2qkb1r/1p3ppp/p1npbn2/4p1B1/4P3/N1N5/PPP2PPP/R2QKB1R w KQkq - 2 9 ; B33 Sicilian Defense: Lasker-Pelikan Variation, Bird Variation
r1bqkb1r/pp1p1ppp/2N2n2/4p3/4P3/2N5/PPP2PPP/R1BQKB1R b KQkq - 0 6 ; B33 Sicilian Defense: Lasker-Pelikan Variation, Exchange Variation
r1bqkb1r/pp1p1ppp/2n2n2/4p3/4P3/2N2N2/PPP2PPP/R1BQKB1R b KQkq - 1 6 ; B33 Sicilian Defense: Lasker-Pelikan Variation, Retreat Variation
r1bqkb1r/pp1p1ppp/2n2n2/4p3/4P3/1NN5/PPP2PPP/R1BQKB1R b KQkq - 1 6 ; B33 Sicilian Defense: Lasker-Pelikan Variation, Schlechter Variation
r1bqkb1r/5ppp/p1np1n2/1p2p1B1/4P3/N1N5/PPP2PPP/R2QKB1R w KQkq - 0 9 ; B33 Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation
r1bqkb1r/5p1p/p1np4/1p1Npp2/4P3/N7/PPP2PPP/R2QKB1R w KQkq - 0 11 ; B33 Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation
r1bqkb1r/5ppp/p1np1n2/1p1Np1B1/4P3/N7/PPP2PPP/R2QKB1R b KQkq - 1 9 ; B33 Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation
r1bqk2r/5pbp/p1np1p2/1p1Np3/4P3/N7/PPP2PPP/R2QKB1R w KQkq - 2 11 ; B33 Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Novosibirsk Variation
r1bqkb1r/5p1p/p1np4/1B1Npp2/4P3/N7/PPP2PPP/R2QK2R b KQkq - 0 11 ; B33 Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Peresypkin's Sacrifice
r1bqkb1r/pp1ppppp/2n2n2/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq - 1 5 ; B33 Sicilian Defense: Open
r1bqkbnr/pp1ppp1p/2N3p1/8/4P3/8/PPP2PPP/RNBQKB1R b KQkq - 0 5 ; B34 Sicilian Defense: Accelerated Dragon, Exchange Variation
r1bqkbnr/pp1ppp1p/2n3p1/8/3NP3/2N5/PPP2PPP/R1BQKB1R b KQkq - 1 5 ; B34 Sicilian Defense: Accelerated Dragon, Modern Variation
r1bqk2r/pp1pppbp/2n2np1/8/2BNP3/2N1B3/PPP2PPP/R2QK2R b KQkq - 5 7 ; B35 Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation
r1bqk2r/pp2ppbp/2np1np1/8/2BNP3/2N1B3/PPP2PPP/R2QK2R w KQkq - 0 8 ; B35 Sicilian Defense: Dragon Variation, Modern Bc4 Variation
r1bqkbnr/pp1ppp1p/2n3p1/8/2PNP3/8/PP3PPP/RNBQKB1R b KQkq - 0 5 ; B36 Sicilian Defense: Accelerated Dragon, Maróczy Bind
r1bqkb1r/pp2pp1p/3p1np1/8/2PQP3/2N5/PP3PPP/R1B1KB1R w KQkq - 0 8 ; B36 Sicilian Defense: Accelerated Dragon, Maróczy Bind, Gurgenidze Variation
r1bqk1nr/pp1pppbp/2n3p1/8/2PNP3/8/PP3PPP/RNBQKB1R w KQkq - 1 6 ; B37 Sicilian Defense: Accelerated Dragon, Maróczy Bind
r1bqk2r/pp2ppbp/2np2pn/8/2P1P3/8/PPN1BPPP/RNBQK2R w KQkq - 2 8 ; B37 Sicilian Defense: Accelerated Dragon, Simagin Variation
r1bqk1nr/pp1pppbp/2n3p1/8/2PNP3/4B3/PP3PPP/RN1QKB1R b KQkq - 2 6 ; B38 Sicilian Defense: Accelerated Dragon, Maróczy Bind
r1bqk2r/pp1pppbp/2n3p1/8/2PNP1n1/2N1B3/PP3PPP/R2QKB1R w KQkq - 5 8 ; B39 Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation
r1bqkb1r/pp1p1ppp/2n1p3/2pnP3/3P4/2P2N2/PP3PPP/RNBQKB1R w KQkq - 1 6 ; B40 Sicilian Defense: Alapin Variation, Sherzer Variation
rnbqkbnr/pp1p1ppp/4p3/2p5/4P3/2P2N2/PP1P1PPP/RNBQKB1R b KQkq - 0 3 ; B40 Sicilian Defense: Delayed Alapin Variation, with e6
rnbqkbnr/1p1p1ppp/p3p3/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq - 0 4 ; B40 Sicilian Defense: Drazic Variation
rnbqkbnr/pp1p1ppp/4p3/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 0 3 ; B40 Sicilian Defense: French Variation
rnbqkb1r/pp1p1ppp/4pn2/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq - 1 5 ; B40 Sicilian Defense: French Variation, Normal
rnbqkbnr/pp1p1ppp/4p3/8/3pP3/5N2/PPP2PPP/RNBQKB1R w KQkq - 0 4 ; B40 Sicilian Defense: French Variation, Open
rnbqkbnr/pp1p1ppp/4p3/2p5/4P3/1P3N2/P1PP1PPP/RNBQKB1R b KQkq - 0 3 ; B40 Sicilian Defense: French Variation, Westerinen Attack
rnb1kb1r/pp1p1ppp/1q2pn2/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq - 3 6 ; B40 Sicilian Defense: Gaw-Paw Variation
rnbqkbnr/3p1ppp/p3p3/1p6/3NP3/2N3P1/PPP2P1P/R1BQKB1R b KQkq - 0 6 ; B40 Sicilian Defense: Kan Variation, Wing Attack, Fianchetto Variation
rnbqkbnr/pp1p1ppp/4p3/2p5/2P1P3/5N2/PP1P1PPP/RNBQKB1R b KQkq - 0 3 ; B40 Sicilian Defense: Kramnik Variation
rnb1kbnr/pp1p1ppp/1q2p3/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq - 1 5 ; B40 Sicilian Defense: Kveinis Variation
rnbqkbnr/pp3ppp/4p3/2pp4/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq - 0 4 ; B40 Sicilian Defense: Marshall Counterattack
rnbqk1nr/pp1p1ppp/4p3/2b5/3NP3/8/PPP2PPP/RNBQKB1R w KQkq - 1 5 ; B40 Sicilian Defense: Paulsen-Basman Defense
rnbqk2r/pp1p1ppp/4pn2/8/1b1NP3/2N5/PPP2PPP/R1BQKB1R w KQkq - 3 6 ; B40 Sicilian Defense: Pin Variation
rnbqk2r/pp1p1ppp/5n2/4p3/1b1NP3/2NB4/PPP2PPP/R1BQK2R w KQkq - 0 7 ; B40 Sicilian Defense: Pin Variation, Jaffe Variation
rnbqk2r/pp1p1ppp/4pn2/4P3/1b1N4/2N5/PPP2PPP/R1BQKB1R b KQkq - 0 6 ; B40 Sicilian Defense: Pin Variation, Koch Variation
rnbqkbnr/pp1p1ppp/4p3/8/3pP3/2P2N2/PP3PPP/RNBQKB1R b KQkq - 0 4 ; B40 Sicilian Defense: Smith-Morra Gambit Deferred
rnbqkbnr/pp1p1ppp/4p3/2p5/1P2P3/5N2/P1PP1PPP/RNBQKB1R b KQkq - 0 3 ; B40 Sicilian Defense: Wing Gambit Deferred
rnbqkbnr/1p1p1ppp/p3p3/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq - 0 5 ; B41 Sicilian Defense: Kan Variation
r1bqk2r/1p1p1ppp/p1n1pn2/8/1bPNP3/2NB4/PP3PPP/R1BQK2R w KQkq - 5 8 ; B41 Sicilian Defense: Kan Variation, Maróczy Bind, Bronstein Variation
r1bqk2r/1p1p1ppp/p1n1pn2/8/1bPNP3/2N5/PPB2PPP/R1BQK2R b KQkq - 6 8 ; B41 Sicilian Defense: Kan Variation, Maróczy Bind, Bronstein Variation
rnbqkbnr/1p1p1p1p/p3p1p1/8/2PNP3/8/PP3PPP/RNBQKB1R w KQkq - 0 6 ; B41 Sicilian Defense: Kan Variation, Maróczy Bind, Hedgehog Variation
rnbqkbnr/1p1p1ppp/p3p3/8/2PNP3/8/PP3PPP/RNBQKB1R b KQkq - 0 5 ; B41 Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation
rnbqkb1r/1p3p1p/p2ppnp1/8/2PNP3/3B4/PP3PPP/RNBQ1RK1 w kq - 0 8 ; B42 Sicilian Defense: Kan Variation, Gipslis Variation
rnbqkbnr/1p1p1ppp/p3p3/8/3NP3/3B4/PPP2PPP/RNBQK2R b KQkq - 1 5 ; B42 Sicilian Defense: Kan Variation, Modern Variation
rnbqk1nr/1p1p1ppp/p3p3/2b5/3NP3/3B4/PPP2PPP/RNBQK2R w KQkq - 2 6 ; B42 Sicilian Defense: Kan Variation, Polugaevsky Variation
rnbqkbnr/1p1p1p1p/p3p1p1/8/3NP3/3B4/PPP2PPP/RNBQK2R w KQkq - 0 6 ; B42 Sicilian Defense: Kan Variation, Swiss Cheese Variation
rnbqkbnr/1p1p1ppp/p3p3/8/3NP3/2N5/PPP2PPP/R1BQKB1R b KQkq - 1 5 ; B43 Sicilian Defense: Kan Variation, Knight Variation
rnbqkbnr/3p1ppp/p3p3/1p6/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq - 0 6 ; B43 Sicilian Defense: Kan Variation, Wing Attack
rnb1k1nr/3p1ppp/pq2p3/1pb5/3NP1Q1/2NBB3/PPP2PPP/R3K2R b KQkq - 5 8 ; B43 Sicilian Defense: Kan Variation, Wing Attack, Christiansen's Dream
rnb1kbnr/3p1ppp/pq2p3/1p6/4P3/2NB1N2/PPP2PPP/R1BQK2R b KQkq - 3 7 ; B43 Sicilian Defense: Kan Variation, Wing Attack, Spraggett Attack
r1bqkbnr/pp1p1ppp/2n1p3/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq - 1 5 ; B44 Sicilian Defense: Taimanov Variation
r1bqkb1r/1p3ppp/p1n1pn2/3p4/2P1P3/N1N5/PP3PPP/R1BQKB1R w KQkq - 0 9 ; B44 Sicilian Defense: Taimanov Variation, Gary Gambit
r1bq1rk1/4bppp/ppnppn2/8/2P1P3/N1N5/PP2BPPP/R1BQ1RK1 w - - 0 11 ; B44 Sicilian Defense: Taimanov Variation, Modern Line
r1bqkbnr/pp1p1ppp/2n1p3/1N6/4P3/8/PPP2PPP/RNBQKB1R b KQkq - 2 5 ; B44 Sicilian Defense: Taimanov Variation, Szén Variation
r1bqkb1r/pp1p1ppp/2n1pn2/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq - 3 6 ; B45 Sicilian Defense: Four Knights Variation
r1bqk2r/pp1p1ppp/2nNpn2/8/1b2P3/2N5/PPP2PPP/R1BQKB1R b KQkq - 6 7 ; B45 Sicilian Defense: Four Knights Variation, American Attack
r1bqk2r/pp1p1ppp/2n1pn2/1Nb5/4P3/2N5/PPP2PPP/R1BQKB1R w KQkq - 5 7 ; B45 Sicilian Defense: Four Knights Variation, Cobra Variation
r1bqkb1r/pp1p1ppp/2N1pn2/8/4P3/2N5/PPP2PPP/R1BQKB1R b KQkq - 0 6 ; B45 Sicilian Defense: Four Knights Variation, Exchange Variation
r1bqkb1r/pp3ppp/2nppn2/1N6/4P3/2N5/PPP2PPP/R1BQKB1R w KQkq - 0 7 ; B45 Sicilian Defense: Four Knights Variation, Sveshnikov Transfer
r1bqkbnr/pp1p1ppp/2n1p3/8/3NP3/2N5/PPP2PPP/R1BQKB1R b KQkq - 2 5 ; B45 Sicilian Defense: Taimanov Variation
r1bqkbnr/1p1p1ppp/p1n1p3/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq - 0 6 ; B46 Sicilian Defense: Taimanov Variation
r1b1kbnr/ppqp1ppp/2n1p3/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq - 3 6 ; B47 Sicilian Defense: Taimanov Variation, Bastrikov Variation
rqb1kbnr/1p1p1ppp/pBn1p3/1N6/4P3/2N5/PPP2PPP/R2QKB1R b KQkq - 1 8 ; B47 Sicilian Defense: Taimanov Variation, Bastrikov Variation, Ponomariov Gambit
r1b1kbnr/ppqp1ppp/2n1p3/8/3NP3/2N1B3/PPP2PPP/R2QKB1R b KQkq - 4 6 ; B48 Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack
r1b1kbnr/1pqp1ppp/p1n1p3/8/3NP3/2N1B3/PPP1BPPP/R2QK2R b KQkq - 1 7 ; B49 Sicilian Defense: Taimanov Variation, Bastrikov Variation
rnbqkbnr/pp2pppp/3p4/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R b KQkq - 0 3 ; B50 Sicilian Defense
rnbqkbnr/pp2pppp/3p4/8/3pP3/5N2/PPP2PPP/RNBQKB1R w KQkq - 0 4 ; B50 Sicilian Defense
r1b1kb1r/pp2pppp/2np4/q2P4/8/2P2N2/P3BPPP/R1BQK2R b KQkq - 0 9 ; B50 Sicilian Defense: Delayed Alapin Variation, Basman-Palatnik Double Gambit
r1bqkb1r/pp2pppp/2np4/8/3Pn3/5N2/PP2BPPP/RNBQK2R w KQkq - 0 7 ; B50 Sicilian Defense: Delayed Alapin Variation, Basman-Palatnik Gambit
rnbqkbnr/pp2pppp/3p4/2p5/4P3/2P2N2/PP1P1PPP/RNBQKB1R b KQkq - 0 3 ; B50 Sicilian Defense: Delayed Alapin Variation, with d6
rnbqkbnr/pp2pppp/3p4/2p5/4P3/3B1N2/PPPP1PPP/RNBQK2R b KQkq - 1 3 ; B50 Sicilian Defense: Kopec System
rnbqkbnr/p3pppp/3p4/1pp5/4P3/5NP1/PPPP1P1P/RNBQKB1R w KQkq - 0 4 ; B50 Sicilian Defense: Kotov Gambit
rnbqkbnr/pp2pppp/3p4/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 0 3 ; B50 Sicilian Defense: Modern Variations
rnbqkb1r/pp2pppp/3p1n2/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq - 1 4 ; B50 Sicilian Defense: Modern Variations, Anti-Qxd4 Move Order
rnbqkb1r/pp2pppp/3p4/2P5/4n3/5N2/PPP2PPP/RNBQKB1R w KQkq - 0 5 ; B50 Sicilian Defense: Modern Variations, Anti-Qxd4 Move Order Accepted
rnbqkbnr/pp2pppp/3p4/8/3pP3/2P2N2/PP3PPP/RNBQKB1R b KQkq - 0 4 ; B50 Sicilian Defense: Modern Variations, Tartakower
rnbqkbnr/pp2pppp/3p4/2p5/1P2P3/5N2/P1PP1PPP/RNBQKB1R b KQkq - 0 3 ; B50 Sicilian Defense: Wing Gambit, Deferred Variation
rnbqkbnr/pp2pppp/3p4/1Bp5/4P3/5N2/PPPP1PPP/RNBQK2R b KQkq - 1 3 ; B51 Sicilian Defense: Moscow Variation
r2qkbnr/pp1bpp1p/2np2p1/1Bp1P3/8/5N2/PPPPQPPP/RNB2RK1 b kq - 0 6 ; B51 Sicilian Defense: Moscow Variation, Dorfman Gambit
r2qkb1r/1p2pppp/p2p1n2/2p3B1/3Pb3/2P2N2/PP3PPP/RN1QR1K1 b kq - 1 9 ; B51 Sicilian Defense: Moscow Variation, Moscow Gambit
r3kb1r/pp1qpppp/2np1n2/2p5/3PP3/2P2N2/PP3PPP/RNBQ1RK1 b kq - 0 7 ; B52 Sicilian Defense: Moscow Variation, Haag Gambit
rn1qkbnr/pp1bpppp/3p4/1Bp5/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq - 2 4 ; B52 Sicilian Defense: Moscow Variation, Main Line
rn2kbnr/pp1qpppp/3p4/2p5/2P1P3/5N2/PP1P1PPP/RNBQK2R b KQkq - 0 5 ; B52 Sicilian Defense: Moscow Variation, Sokolsky Variation
rnbqkbnr/pp2pppp/3p4/8/3QP3/5N2/PPP2PPP/RNB1KB1R b KQkq - 0 4 ; B53 Sicilian Defense: Chekhover Variation
r1b1kbnr/pp1qpppp/2np4/1B6/3QP3/5N2/PPP2PPP/RNB1K2R w KQkq - 3 6 ; B53 Sicilian Defense: Chekhover Variation, Zaitsev Defense
rnbqkbnr/pp2pp1p/3p2p1/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq - 0 5 ; B54 Sicilian Defense: Dragon Variation, Accelerated Dragon
rnbqkb1r/pp2pppp/3p1n2/8/2BNP3/8/PPP2PPP/RNBQK2R b KQkq - 2 5 ; B54 Sicilian Defense: Modern Variations, Ginsberg Gambit
rnbqkb1r/pp2pppp/3p1n2/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq - 1 5 ; B54 Sicilian Defense: Modern Variations, Main Line
rnbqkb1r/pp2pppp/3p1n2/8/3NP3/5P2/PPP3PP/RNBQKB1R b KQkq - 0 5 ; B54 Sicilian Defense: Prins Variation
rnbqkb1r/pp3ppp/3p1n2/1B2p3/3NP3/5P2/PPP3PP/RNBQK2R b KQkq - 1 6 ; B55 Sicilian Defense: Prins Variation, Venice Attack
r1bqkb1r/pp2pppp/2np1n2/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq - 3 6 ; B56 Sicilian Defense: Classical Variation
r1bqkb1r/pp2pppp/2np1n2/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R b KQkq - 0 6 ; B56 Sicilian Defense: Classical Variation, Fianchetto Variation
rn1qkb1r/pp1bpppp/3p1n2/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq - 3 6 ; B56 Sicilian Defense: Kupreichik Variation
r1bqkb1r/pp2pppp/2np1n2/8/4P3/2N5/PPP1NPPP/R1BQKB1R b KQkq - 1 6 ; B56 Sicilian Defense: Spielmann Variation
rnbqkb1r/pp3ppp/3p1n2/1B2p3/3NP3/2N5/PPP2PPP/R1BQK2R b KQkq - 1 6 ; B56 Sicilian Defense: Venice Attack
r1b1kb1r/pp2pppp/1qnp1n2/8/2BNP3/2N5/PPP2PPP/R1BQK2R w KQkq - 2 7 ; B57 Sicilian Defense: Classical Variation, Anti-Sozin Variation
r1bqkb1r/pp2pppp/2np1n2/8/2BNP3/2N5/PPP2PPP/R1BQK2R b KQkq - 4 6 ; B57 Sicilian Defense: Classical Variation, Sozin Attack
r1bqkb1r/p3pp1p/2pp1np1/4P3/2B5/2N5/PPP2PPP/R1BQK2R b KQkq - 0 8 ; B57 Sicilian Defense: Magnus Smith Trap
r1bqkb1r/pp3ppp/2np1n2/4p3/3NP3/2N5/PPP1BPPP/R1BQK2R w KQkq - 0 7 ; B58 Sicilian Defense: Boleslavsky Variation
r1bqkb1r/pp3ppp/2Np1n2/4p3/4P3/2N5/PPP1BPPP/R1BQK2R b KQkq - 0 7 ; B58 Sicilian Defense: Boleslavsky Variation, Louma Variation
r1bqkb1r/pp2pppp/2np1n2/8/3NP3/2N5/PPP1BPPP/R1BQK2R b KQkq - 4 6 ; B58 Sicilian Defense: Classical Variation
r1bqkb1r/pp2pp1p/3p1np1/8/3QP3/2N5/PPP1BPPP/R1B1K2R w KQkq - 0 8 ; B58 Sicilian Defense: Classical Variation, Dragon Transfer
r1bqkb1r/pp3ppp/2np1n2/4p3/4P3/1NN5/PPP1BPPP/R1BQK2R b KQkq - 1 7 ; B59 Sicilian Defense: Boleslavsky Variation
r1bqkb1r/pp2pppp/2np1n2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R b KQkq - 4 6 ; B60 Sicilian Defense: Richter-Rauzer Variation
r1bqkb1r/pp2pp1p/2np1np1/6B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq - 0 7 ; B60 Sicilian Defense: Richter-Rauzer Variation, Dragon Variation
r2qkb1r/pp1bpppp/2np1n2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq - 5 7 ; B60 Sicilian Defense: Richter-Rauzer Variation, Modern Variation
r2qkb1r/pp1bpppp/2np1n2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R b KQkq - 3 7 ; B61 Sicilian Defense: Richter-Rauzer Variation, Modern Variation
r1bqkb1r/pp3ppp/2nppn2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq - 0 7 ; B62 Sicilian Defense: Richter-Rauzer Variation
r1bqkb1r/pp3ppp/2nppn2/6B1/3NP3/2NQ4/PPP2PPP/R3KB1R b KQkq - 1 7 ; B62 Sicilian Defense: Richter-Rauzer Variation
r1bqkb1r/pp3ppp/2Nppn2/6B1/4P3/2N5/PPP2PPP/R2QKB1R b KQkq - 0 7 ; B62 Sicilian Defense: Richter-Rauzer Variation, Exchange Variation
r1bqkb1r/pp3ppp/2nppn2/6B1/4P3/1NN5/PPP2PPP/R2QKB1R b KQkq - 1 7 ; B62 Sicilian Defense: Richter-Rauzer Variation, Podebrady Variation
r1bqkb1r/pp3ppp/2nppn2/1B4B1/3NP3/2N5/PPP2PPP/R2QK2R b KQkq - 1 7 ; B62 Sicilian Defense: Richter-Rauzer Variation, Vitolins Variation
r1bqk2r/pp2bppp/2nppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R w KQkq - 2 8 ; B63 Sicilian Defense: Richter-Rauzer Variation, Classical Variation
r1bqk2r/4bppp/p2ppn2/1p4B1/3QPP2/2N5/PPP3PP/2KR1B1R w kq - 0 11 ; B63 Sicilian Defense: Richter-Rauzer Variation, Classical Variation, Kantscher Line
r1b1kb1r/pp3ppp/1qnppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R w KQkq - 2 8 ; B63 Sicilian Defense: Richter-Rauzer Variation, Ivanov Variation
r1bqkb1r/pp3ppp/2nppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R b KQkq - 1 7 ; B63 Sicilian Defense: Richter-Rauzer Variation, Traditional Variation
r1bq1rk1/pp2bppp/2np1n2/4p1B1/3NPP2/2N5/PPPQ2PP/2KR1B1R w - - 0 10 ; B64 Sicilian Defense: Richter-Rauzer Variation, Classical Variation
r1bq1rk1/pp2bppp/2nppn2/6B1/3NPP2/2N5/PPPQ2PP/2KR1B1R b - - 0 9 ; B64 Sicilian Defense: Richter-Rauzer Variation, Classical Variation
r1bq1rk1/pp2bppp/3ppn2/6B1/3QPP2/2N5/PPP3PP/2KR1B1R b - - 0 10 ; B65 Sicilian Defense: Richter-Rauzer Variation, Classical Variation
r1bq1rk1/pp2bppp/3ppn2/6B1/3nPP2/2N5/PPPQ2PP/2KR1B1R w - - 0 10 ; B65 Sicilian Defense: Richter-Rauzer Variation, Rauzer Attack
r1bqkb1r/1p3ppp/p1nppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R w KQkq - 0 8 ; B66 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early Deviations
r2qkb1r/1p1b1ppp/p1nppn2/6B1/3NP3/2N5/PPPQ1PPP/2KR1B1R w kq - 2 9 ; B67 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation
r2qk2r/1p1bbppp/p1nppn2/6B1/3NPP2/2N5/PPPQ2PP/2KR1B1R w kq - 1 10 ; B68 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation
r2qk2r/3bbppp/p1nppB2/1p6/4PP2/2N2N2/PPPQ2PP/2KR1B1R b kq - 0 11 ; B69 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Nyezhmetdinov Attack
rnbqkb1r/pp2pp1p/3p1np1/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq - 0 6 ; B70 Sicilian Defense: Dragon Variation
rnbqkb1r/pp2pp1p/3p1np1/8/3NP3/2N5/PPP1BPPP/R1BQK2R b KQkq - 1 6 ; B70 Sicilian Defense: Dragon Variation, Classical Variation
rnbqkb1r/pp2pp1p/3p1np1/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R b KQkq - 0 6 ; B70 Sicilian Defense: Dragon Variation, Fianchetto Variation
rnbqkb1r/pp2pp1p/3p1np1/8/3NPP2/2N5/PPP3PP/R1BQKB1R b KQkq - 0 6 ; B71 Sicilian Defense: Dragon Variation, Levenfish Variation
r1bqkb1r/pp1npp1p/3p1np1/8/3NPP2/2N5/PPP3PP/R1BQKB1R w KQkq - 1 7 ; B71 Sicilian Defense: Dragon Variation, Levenfish Variation, Main Line
rnbqkb1r/pp2pp1p/3p1np1/8/3NP3/2N1B3/PPP2PPP/R2QKB1R b KQkq - 1 6 ; B72 Sicilian Defense: Dragon Variation
rnbqk2r/pp2ppbp/3p1np1/8/3NP3/2N1B3/PPP1BPPP/R2QK2R b KQkq - 3 7 ; B72 Sicilian Defense: Dragon Variation, Classical Variation
r1bqk2r/pp2ppbp/2np1np1/8/3NP3/2N1B3/PPP1BPPP/R2QK2R w KQkq - 4 8 ; B72 Sicilian Defense: Dragon Variation, Classical Variation
r1bqk2r/pp2ppbp/2np1np1/8/4P3/1NN1B3/PPP1BPPP/R2QK2R b KQkq - 5 8 ; B72 Sicilian Defense: Dragon Variation, Classical Variation
r1bqk2r/pp2ppbp/2np1np1/8/3NP3/2N1B3/PPPQBPPP/R3K2R b KQkq - 3 8 ; B72 Sicilian Defense: Dragon Variation, Classical Variation, Amsterdam Variation
r1bq1rk1/pp2ppbp/2np1np1/8/3NP3/2N1B3/PPPQBPPP/2KR3R b - - 5 9 ; B72 Sicilian Defense: Dragon Variation, Classical Variation, Grigoriev Variation
r1bqk2r/pp2ppbp/2np1np1/8/3NP3/2N1B3/PPP1BPPP/R2Q1RK1 b kq - 5 8 ; B73 Sicilian Defense: Dragon Variation, Classical Variation
r1bq1rk1/pp2ppbp/2np1np1/8/3NP3/2N1B3/PPPQBPPP/R4RK1 b - - 7 9 ; B73 Sicilian Defense: Dragon Variation, Classical Variation, Battery Variation
r1b2rk1/pp2ppbp/1qnp1np1/4P3/3N1P2/2N1B3/PPP1B1PP/R2Q1RK1 b - - 0 10 ; B73 Sicilian Defense: Dragon Variation, Classical Variation, Zollner Gambit
r1bq1rk1/1p2ppbp/2np1np1/p7/4P3/1NN1B3/PPP1BPPP/R2Q1RK1 w - - 0 10 ; B74 Sicilian Defense: Dragon Variation, Classical Variation, Alekhine Line
r2q1rk1/pp2ppbp/5np1/n2p1P2/4P3/1NNPB3/PP4PP/R2Q1RK1 w - - 0 14 ; B74 Sicilian Defense: Dragon Variation, Classical Variation, Bernard Defense
r2q1rk1/pp2ppbp/3pbnp1/n7/4PP2/1NN1B3/PPP1B1PP/R2Q1RK1 w - - 1 11 ; B74 Sicilian Defense: Dragon Variation, Classical Variation, Maróczy Line
r1bq1rk1/pp2ppbp/2np1np1/8/4P3/1NN1B3/PPP1BPPP/R2Q1RK1 b - - 7 9 ; B74 Sicilian Defense: Dragon Variation, Classical Variation, Normal Line
r2q1rk1/pp2ppbp/3p1np1/n4P2/2b1P3/1NNBB3/PPP3PP/R2Q1RK1 b - - 2 12 ; B74 Sicilian Defense: Dragon Variation, Classical Variation, Spielmann Variation
r4rk1/pp2ppbp/3p1np1/q4P2/4P1P1/2N1B3/PPP1Q2P/R4RK1 b - - 0 14 ; B74 Sicilian Defense: Dragon Variation, Classical Variation, Stockholm Attack
r1q2rk1/pp2ppbp/2npbnp1/8/4PP2/1NN1B3/PPP1B1PP/R2Q1RK1 w - - 1 11 ; B74 Sicilian Defense: Dragon Variation, Classical Variation, Tartakower Line
r1bqk2r/pp2ppbp/2np1np1/8/3NP3/2N1BP2/PPP3PP/R2QKB1R w KQkq - 1 8 ; B75 Sicilian Defense: Dragon Variation, Yugoslav Attack, Belezky Line
rnbqk2r/pp2ppbp/3p1np1/8/3NP3/2N1BP2/PPP3PP/R2QKB1R b KQkq - 0 7 ; B75 Sicilian Defense: Dragon Variation, Yugoslav Attack, Early Deviations
r1bqkb1r/pp2pp2/2np1np1/7p/3NP3/2N1BP2/PPP3PP/R2QKB1R w KQkq - 0 8 ; B75 Sicilian Defense: Dragon Variation, Yugoslav Attack, Hungarian Dragon
rnbq1rk1/pp2ppbp/3p1np1/8/3NP3/2N1BP2/PPP3PP/R2QKB1R w KQ - 1 8 ; B76 Sicilian Defense: Dragon Variation, Yugoslav Attack
r1bq1rk1/pp2ppbp/2np1np1/8/3NP3/2N1BP2/PPPQ2PP/R3KB1R w KQ - 3 9 ; B76 Sicilian Defense: Dragon Variation, Yugoslav Attack
r1bq1rk1/pp2ppbp/2np1np1/8/3NP3/2N1BP2/PPPQ2PP/2KR1B1R b - - 4 9 ; B76 Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line
r1bq1rk1/pp2ppbp/2np1np1/8/3NP1P1/2N1BP2/PPPQ3P/R3KB1R b KQ - 0 9 ; B76 Sicilian Defense: Dragon Variation, Yugoslav Attack, Panov Variation
r1bq1rk1/1p2ppbp/2np1np1/p7/2BNP3/2N1BP2/PPPQ2PP/R3K2R w KQ - 0 10 ; B77 Sicilian Defense: Dragon Variation, Yugoslav Attack, Byrne Variation
r2q1rk1/pp2ppbp/3pbnp1/8/2BBP3/2N2P2/PPPQ2PP/R3K2R w KQ - 1 11 ; B77 Sicilian Defense: Dragon Variation, Yugoslav Attack, Czerniak Variation
r4rk1/pp2ppbp/3pbnp1/q7/3BP3/1BN2P2/PPPQ2PP/R3K2R w KQ - 3 12 ; B77 Sicilian Defense: Dragon Variation, Yugoslav Attack, Czerniak Variation
r1bq1rk1/pp2ppbp/2np1np1/8/2BNP3/2N1BP2/PPPQ2PP/R3K2R b KQ - 4 9 ; B77 Sicilian Defense: Dragon Variation, Yugoslav Attack, Main Line
r2q1rk1/pp1bppbp/2np1np1/8/2BNP3/2N1BP2/PPPQ2PP/R3K2R w KQ - 5 10 ; B77 Sicilian Defense: Dragon Variation, Yugoslav Attack, Main Line
r2q1rk1/pp1bppbp/2np1np1/8/3NP3/1BN1BP2/PPPQ2PP/R3K2R b KQ - 6 10 ; B77 Sicilian Defense: Dragon Variation, Yugoslav Attack, Main Line
r1bq1rk1/pp1nppbp/2np2p1/8/2BNP3/2N1BP2/PPPQ2PP/R3K2R w KQ - 5 10 ; B77 Sicilian Defense: Dragon Variation, Yugoslav Attack, Sosonko Variation
r2q1rk1/pp1bppbp/2np1np1/8/2BNP3/2N1BP2/PPPQ2PP/2KR3R b - - 6 10 ; B78 Sicilian Defense: Dragon Variation, Yugoslav Attack
1r1q1rk1/pp1bppbp/2np1np1/8/2BNP3/2N1BP2/PPPQ2PP/2KR3R w - - 7 11 ; B78 Sicilian Defense: Dragon Variation, Yugoslav Attack, Chinese Dragon
2rq1rk1/pp1bppbp/2np1np1/8/2BNP3/2N1BP2/PPPQ2PP/2KR3R w - - 7 11 ; B78 Sicilian Defense: Dragon Variation, Yugoslav Attack, Old Line
2rq1rk1/pp1bppbp/3p1np1/8/3BP3/1BN2P2/PPPQ2PP/2KR3R b - - 0 12 ; B78 Sicilian Defense: Dragon Variation, Yugoslav Attack, Topalov Variation
r1r3k1/pp1bppbp/2np1np1/q7/3NP2P/1BN1BP2/PPPQ2P1/2KR3R b - - 4 12 ; B79 Sicilian Defense: Dragon Variation, Yugoslav Attack
r1r3k1/pp1bppb1/2np1np1/q6p/3NP2P/1BN1BP2/PPPQ2P1/2KR3R w - - 0 13 ; B79 Sicilian Defense: Dragon Variation, Yugoslav Attack, Soltis Variation
rnbqkb1r/pp3ppp/3ppn2/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq - 0 6 ; B80 Sicilian Defense: Scheveningen Variation
rnbqkb1r/1p3ppp/p2ppn2/8/3NP3/2N1B3/PPPQ1PPP/R3KB1R b KQkq - 1 7 ; B80 Sicilian Defense: Scheveningen Variation, English Attack, with Qd2
rnbqkb1r/pp3ppp/3ppn2/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R b KQkq - 0 6 ; B80 Sicilian Defense: Scheveningen Variation, Fianchetto Variation
rnbqkb1r/pp3ppp/3ppn2/1B6/3NP3/2N5/PPP2PPP/R1BQK2R b KQkq - 1 6 ; B80 Sicilian Defense: Scheveningen Variation, Vitolins Variation
rnbqkb1r/pp3ppp/3ppn2/8/3NP1P1/2N5/PPP2P1P/R1BQKB1R b KQkq - 0 6 ; B81 Sicilian Defense: Scheveningen Variation, Keres Attack
rnbqkb1r/pp3ppp/3ppn2/8/3NPP2/2N5/PPP3PP/R1BQKB1R b KQkq - 0 6 ; B82 Sicilian Defense: Scheveningen Variation, Matanovic Attack
r1bqk2r/pp2bppp/2nppn2/8/3NPP2/2N1BQ2/PPP3PP/R3KB1R b KQkq - 4 8 ; B82 Sicilian Defense: Scheveningen Variation, Tal Variation
rnbqkb1r/pp3ppp/3ppn2/8/3NP3/2N5/PPP1BPPP/R1BQK2R b KQkq - 1 6 ; B83 Sicilian Defense: Scheveningen Variation, Classical Variation
r1bqkb1r/pp3ppp/2nppn2/8/3NP3/2N5/PPP1BPPP/R1BQK2R w KQkq - 2 7 ; B83 Sicilian Defense: Scheveningen Variation, Modern Variation
r1bq1rk1/pp2bppp/2nppn2/8/3NPP2/2N1B3/PPP1B1PP/R2Q1RK1 b - - 2 9 ; B83 Sicilian Defense: Scheveningen Variation, Modern Variation
r2q1rk1/pp1bbppp/2nppn2/8/4PP2/1NN1B3/PPP1B1PP/R2Q1RK1 b - - 4 10 ; B83 Sicilian Defense: Scheveningen Variation, Modern Variation
r1bqkb1r/1p1n1ppp/p2ppn2/8/3NP3/2N5/PPP1BPPP/R1BQ1RK1 w kq - 2 8 ; B84 Sicilian Defense: Najdorf Variation, Scheveningen Variation
rnbqkb1r/1p3ppp/p2ppn2/8/3NP3/2N5/PPP1BPPP/R1BQK2R w KQkq - 0 7 ; B84 Sicilian Defense: Scheveningen Variation, Classical Variation
rnb1kb1r/1pq2ppp/p2ppn2/8/3NP3/2N5/PPP1BPPP/R1BQ1RK1 w kq - 2 8 ; B84 Sicilian Defense: Scheveningen Variation, Classical Variation
r1b2rk1/1pq1bppp/p1nppn2/8/3NPP2/2N1B3/PPP1B1PP/R3QRK1 w - - 2 11 ; B85 Sicilian Defense: Scheveningen Variation, Classical Main Line
r1b1kb1r/1pq2ppp/p1nppn2/8/3NPP2/2N5/PPP1B1PP/R1BQ1RK1 w kq - 4 9 ; B85 Sicilian Defense: Scheveningen Variation, Classical Variation, Paulsen Variation
r1b1kb1r/1pq2ppp/p1nppn2/8/3NPP2/2N1B3/PPP1B1PP/R2Q1RK1 b kq - 0 9 ; B85 Sicilian Defense: Scheveningen Variation, Classical Variation, Paulsen Variation
r1b1k2r/1pq1bppp/p1nppn2/8/P2NPP2/2N5/1PP1B1PP/R1BQ1R1K b kq - 0 10 ; B85 Sicilian Defense: Scheveningen Variation, Classical Variation, Paulsen Variation
rnbqkb1r/pp3ppp/3ppn2/8/2BNP3/2N5/PPP2PPP/R1BQK2R b KQkq - 1 6 ; B86 Sicilian Defense: Sozin Attack
rnbqkb1r/5ppp/p2ppn2/1p6/3NP3/1BN5/PPP2PPP/R1BQK2R w KQkq - 0 8 ; B87 Sicilian Defense: Sozin Attack, Flank Variation
r1bq1rk1/pp2bppp/2nppn2/8/3NPP2/1BN1B3/PPP3PP/R2QK2R b KQ - 0 9 ; B88 Sicilian Defense: Sozin Attack, Fischer Variation
r1bqkb1r/pp3ppp/2nppn2/8/2BNP3/2N5/PPP2PPP/R1BQK2R w KQkq - 0 7 ; B88 Sicilian Defense: Sozin Attack, Leonhardt Variation
r1bqkb1r/pp3ppp/2nppn2/8/2BNP3/2N1B3/PPP2PPP/R2QK2R b KQkq - 1 7 ; B89 Sicilian Defense: Sozin Attack, Main Line
r1bq1rk1/p3bppp/1p1ppn2/n7/3NPP2/1BN1B3/PPP3PP/R2Q1RK1 w - - 0 11 ; B89 Sicilian Defense: Sozin Attack, Main Line, Sherbakov Variation
r1bqk2r/pp2bppp/2nppn2/8/2BNP3/2N1B3/PPP1QPPP/R3K2R b KQkq - 3 8 ; B89 Sicilian Defense: Velimirovic Attack
rnbqkb1r/1p2pppp/p2p1n2/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq - 0 6 ; B90 Sicilian Defense: Najdorf Variation
rnbqkb1r/1p2pppp/p2p1n2/8/3NP3/2N4P/PPP2PP1/R1BQKB1R b KQkq - 0 6 ; B90 Sicilian Defense: Najdorf Variation, Adams Attack
rnbqkb1r/1p2pppp/p2p1n2/8/3NP1P1/2N5/PPP2P1P/R1BQKB1R b KQkq - 0 6 ; B90 Sicilian Defense: Najdorf Variation, Dekker Gambit
rnbqkb1r/1p2pppp/p2p1n2/8/3NP3/2N1B3/PPP2PPP/R2QKB1R b KQkq - 1 6 ; B90 Sicilian Defense: Najdorf Variation, English Attack
rn1qkb1r/1p3ppp/p2pbn2/4p3/4P3/1NN1BP2/PPP3PP/R2QKB1R b KQkq - 0 8 ; B90 Sicilian Defense: Najdorf Variation, English Attack
rnbqk2r/1p2bppp/p2p1n2/4p3/4P3/1NN1BP2/PPP3PP/R2QKB1R b KQkq - 0 8 ; B90 Sicilian Defense: Najdorf Variation, English Attack
rn1qkb1r/1p3ppp/p2pbn2/4p3/4P3/1NN1B2P/PPP2PP1/R2QKB1R b KQkq - 0 8 ; B90 Sicilian Defense: Najdorf Variation, English Attack
rnbqk2r/1p2bppp/p2p1n2/4p3/4P3/1NN1B2P/PPP2PP1/R2QKB1R b KQkq - 0 8 ; B90 Sicilian Defense: Najdorf Variation, English Attack
rnbqkb1r/1p2pppp/p2p4/8/3NP1n1/2N1B3/PPP2PPP/R2QKB1R w KQkq - 2 7 ; B90 Sicilian Defense: Najdorf Variation, English Attack, Anti-English
rnbqkb1r/1p2pppp/p2p1n2/8/2BNP3/2N5/PPP2PPP/R1BQK2R b KQkq - 1 6 ; B90 Sicilian Defense: Najdorf Variation, Lipnitsky Attack
rnbqkb1r/1p2pppp/p2p1n2/8/3NP3/2N5/PPP2PPP/R1BQKBR1 b Qkq - 1 6 ; B90 Sicilian Defense: Najdorf Variation, Petronić Attack
rnbqkb1r/1p2pppp/p2p1n2/8/3NP3/2NB4/PPP2PPP/R1BQK2R b KQkq - 1 6 ; B90 Sicilian Defense: Najdorf Variation, Yates Variation
rnbqkb1r/1p3ppp/p2ppn2/8/3NP1P1/2N1B3/PPP2P1P/R2QKB1R b KQkq - 0 7 ; B90 Sicilian Defense: Scheveningen Variation, Delayed Keres Attack
rnbqkb1r/1p3p1p/p2p1np1/4pNP1/4P3/2N1B3/PPP2P1P/R2QKB1R b KQkq - 0 9 ; B90 Sicilian Defense: Scheveningen Variation, Delayed Keres Attack, Perenyi Gambit
rnbqkb1r/1p3ppp/p2ppn2/8/3NP3/2N1BP2/PPP3PP/R2QKB1R b KQkq - 0 7 ; B90 Sicilian Defense: Scheveningen Variation, English Attack, with f3
rnbqkb1r/1p2pppp/p2p1n2/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R b KQkq - 0 6 ; B91 Sicilian Defense: Najdorf Variation, Zagreb Variation
rnbqkb1r/1p2pppp/p2p1n2/8/3NP3/2N5/PPP1BPPP/R1BQK2R b KQkq - 1 6 ; B92 Sicilian Defense: Najdorf Variation, Opocensky Variation
rn1qkb1r/1p3ppp/p2pbn2/4p3/4P3/1NN1B3/PPP1BPPP/R2QK2R b KQkq - 3 8 ; B92 Sicilian Defense: Najdorf Variation, Opocensky Variation
rn1qk2r/1p2bppp/p2pbn2/4p3/4P3/1NN5/PPP1BPPP/R1BQ1RK1 w kq - 4 9 ; B92 Sicilian Defense: Najdorf Variation, Opocensky Variation, Modern Line
rnbq1rk1/1p2bppp/p2p1n2/4p3/4P3/1NN5/PPP1BPPP/R1BQ1RK1 w - - 4 9 ; B92 Sicilian Defense: Najdorf Variation, Opocensky Variation, Traditional Line
rnbqkb1r/1p2pppp/p2p1n2/8/3NPP2/2N5/PPP3PP/R1BQKB1R b KQkq - 0 6 ; B93 Sicilian Defense: Najdorf Variation, Amsterdam Variation
rnbqkb1r/1p2pppp/p2p1n2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R b KQkq - 1 6 ; B94 Sicilian Defense: Najdorf Variation
r3kb1r/1b3ppp/p2ppn2/qpn1P1B1/3N4/1BN5/PPPQ1PPP/2KRR3 b kq - 0 12 ; B94 Sicilian Defense: Najdorf Variation, Ivkov Variation
rnbqkb1r/1p3ppp/p2ppn2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq - 0 7 ; B95 Sicilian Defense: Najdorf Variation
rnbqkb1r/1p3ppp/p2ppn2/6B1/3NPP2/2N5/PPP3PP/R2QKB1R b KQkq - 0 7 ; B96 Sicilian Defense: Najdorf Variation
r1bqkb1r/1p3ppp/p1nppn2/6B1/3NPP2/2N5/PPP3PP/R2QKB1R w KQkq - 1 8 ; B96 Sicilian Defense: Najdorf Variation, Neo-Classical Defense
rnbqkb1r/5ppp/p2ppn2/1p4B1/3NPP2/2N5/PPP3PP/R2QKB1R w KQkq - 0 8 ; B96 Sicilian Defense: Najdorf Variation, Polugaevsky Variation
rnb1kb1r/2q2ppp/p3pn2/1p2P1B1/3N4/2N5/PPP1Q1PP/R3KB1R b KQkq - 2 10 ; B96 Sicilian Defense: Najdorf Variation, Polugaevsky Variation, Simagin Line
rnb1kb1r/1p3ppp/p2ppn2/6B1/3NPP2/q1N5/P1PQ2PP/1R2KB1R w Kkq - 2 10 ; B97 Sicilian Defense: Najdorf Variation, Poisoned Pawn Accepted
rnb1kb1r/1p3ppp/pq1ppn2/6B1/3NPP2/2N5/PPP3PP/R2QKB1R w KQkq - 1 8 ; B97 Sicilian Defense: Najdorf Variation, Poisoned Pawn Variation
rnbqk2r/1p2bppp/p2ppn2/6B1/3NPP2/2N5/PPP3PP/R2QKB1R w KQkq - 1 8 ; B98 Sicilian Defense: Najdorf Variation
rnb1k2r/1pq1bpp1/p2ppn1p/8/3NPP1B/2N2Q2/PPP3PP/R3KB1R w KQkq - 2 10 ; B98 Sicilian Defense: Najdorf Variation, Browne Variation
rnbqk2r/1p2bp2/p2ppn1p/6p1/3NPP1B/2N2Q2/PPP3PP/R3KB1R w KQkq - 0 10 ; B98 Sicilian Defense: Najdorf Variation, Goteborg Variation
rnb1k2r/1pq1bppp/p2ppn2/6B1/3NPP2/2N2Q2/PPP3PP/R3KB1R w KQkq - 3 9 ; B98 Sicilian Defense: Najdorf Variation, Traditional Line
r1b1k2r/1pqnbppp/p2ppn2/6B1/3NPP2/2N2Q2/PPP3PP/2KR1B1R w kq - 5 10 ; B99 Sicilian Defense: Najdorf Variation, Main Line