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/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
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