r1bqkb1r/1ppp1ppp/p1n5/4p3/B3n3/5N2/PPPP1PPP/RNBQ1RK1 w kq - 0 6 ; C80 Ruy Lopez: Open
r1bqkb1r/1ppp1ppp/p1n5/4p3/B2Pn3/5N2/PPP2PPP/RNBQ1RK1 b kq - 0 6 ; C80 Ruy Lopez: Open
r1bqkb1r/2pp1ppp/p1n5/1p2p3/3Pn3/1B3N2/PPP2PPP/RNBQ1RK1 b kq - 1 7 ; C80 Ruy Lopez: Open
r1bqkb1r/2p2ppp/p1n5/1p1pP3/4n3/1B3N2/PPP2PPP/RNBQ1RK1 b kq - 0 8 ; C80 Ruy Lopez: Open
r1bqkb1r/2p2ppp/p7/1p1p4/P2pn3/1BN5/1PP2PPP/R1BQ1RK1 b kq - 1 10 ; C80 Ruy Lopez: Open, Berger Variation
r2qkb1r/2p2ppp/p1n1b3/1p1pP3/4n3/1B3N2/PPPN1PPP/R1BQ1RK1 b kq - 2 9 ; C80 Ruy Lopez: Open, Bernstein Variation
r2qk2r/2p2ppp/p1n1b3/1pbpP3/4n3/1B3N2/PPPN1PPP/R1B1QRK1 b kq - 4 10 ; C80 Ruy Lopez: Open, Bernstein Variation, Luther Line
r1bqkb1r/2pp1ppp/p1n5/1p2N3/B2Pn3/8/PPP2PPP/RNBQ1RK1 b kq - 0 7 ; C80 Ruy Lopez: Open, Friess Attack
r1bqkb1r/2p2ppp/p1n5/1p1pp3/2PPn3/1B3N2/PP3PPP/RNBQ1RK1 b kq - 0 8 ; C80 Ruy Lopez: Open, Harksen Gambit
r2qkb1r/2p2ppp/p1n1b3/1pn1P1N1/3p4/1BP5/PP1N1PPP/R1BQ1RK1 b kq - 1 11 ; C80 Ruy Lopez: Open, Karpov Gambit
r1bqkb1r/1ppp1ppp/p1n5/4p3/B3n3/2N2N2/PPPP1PPP/R1BQ1RK1 b kq - 1 6 ; C80 Ruy Lopez: Open, Knorre Variation
r2qkb1r/2p2ppp/p1n1b3/1p1pP3/4n3/1B3N2/PPP2PPP/RNBQ1RK1 w kq - 1 9 ; C80 Ruy Lopez: Open, Main Line
r1bqkb1r/2pp1ppp/p1n5/1p1Pp3/B3n3/5N2/PPP2PPP/RNBQ1RK1 b kq - 0 7 ; C80 Ruy Lopez: Open, Richter Variation
r1bqkb1r/1ppp1ppp/p1n5/8/B2pn3/5N2/PPP2PPP/RNBQ1RK1 w kq - 0 7 ; C80 Ruy Lopez: Open, Riga Variation
r1bqkb1r/2p2ppp/p7/1p1pp3/P2nn3/1B3N2/1PP2PPP/RNBQ1RK1 w kq - 0 9 ; C80 Ruy Lopez: Open, Schlechter Defense
r1bqkb1r/1pp2ppp/p1n5/3pp3/B3n3/5N2/PPPP1PPP/RNBQR1K1 w kq - 0 7 ; C80 Ruy Lopez: Open, Skipworth Gambit
r1bqkb1r/2p1nppp/p7/1p1pP3/4n3/1B3N2/PPP2PPP/RNBQ1RK1 w kq - 1 9 ; C80 Ruy Lopez: Open, Zukertort Variation
r2qkb1r/2p2ppp/p1n1b3/1p1pP3/4n3/1B3N2/PPP1QPPP/RNB2RK1 b kq - 2 9 ; C81 Ruy Lopez: Open, Howell Attack
r2qk2r/2p1bppp/p1n1b3/1p1pP3/2P1n3/1B3N2/PP2QPPP/RNB2RK1 b kq - 0 10 ; C81 Ruy Lopez: Open, Howell Attack
r4rk1/2pqbppp/p1n1b3/3pP3/2B1n3/5N2/PP2QPPP/RNBR2K1 w - - 1 13 ; C81 Ruy Lopez: Open, Howell Attack, Ekstrom Variation
r2qkb1r/2p2ppp/p1n1b3/1p1pP3/4n3/1BP2N2/PP3PPP/RNBQ1RK1 b kq - 0 9 ; C82 Ruy Lopez: Open
r2qkb1r/2p2ppp/p1n1b3/1pnpP3/8/1BP2N2/PP3PPP/RNBQ1RK1 w kq - 1 10 ; C82 Ruy Lopez: Open, Berlin Variation
r2q1rk1/2p2ppp/p1n1b3/1pbpP3/8/2P2N2/PPBN1nPP/R1BQ1RK1 w - - 0 12 ; C82 Ruy Lopez: Open, Dilworth Variation
r2qk2r/2p2ppp/p1n1b3/1pbpP3/4n3/1BP2N2/PP3PPP/RNBQ1RK1 w kq - 1 10 ; C82 Ruy Lopez: Open, Italian Variation
r2qk2r/2p2ppp/p1n1b3/1pbpP3/4n3/1BPQ1N2/PP3PPP/RNB2RK1 b kq - 2 10 ; C82 Ruy Lopez: Open, Motzko Attack
r2qk2r/2p1nppp/p3b3/1pbpP3/4n3/1BPQ1N2/PP3PPP/RNB2RK1 w kq - 3 11 ; C82 Ruy Lopez: Open, Motzko Attack, Nenarokov Variation
r2qk2r/2p2ppp/p1n1b3/1pbpP3/4n3/1BP2N2/PP1N1PPP/R1BQ1RK1 b kq - 2 10 ; C82 Ruy Lopez: Open, St. Petersburg Variation
r2q1rk1/2p1bppp/p3b3/1p1pn3/3Nn3/1BP5/PP3PPP/RNBQR1K1 w - - 0 12 ; C83 Ruy Lopez: Open, Breslau Variation
r2qk2r/2p1bppp/p1n1b3/1p1pP3/4n3/1BP2N2/PP3PPP/RNBQ1RK1 w kq - 1 10 ; C83 Ruy Lopez: Open, Classical Defense
r2qk2r/2p1bppp/p1n1b3/1pnpP3/8/1BP2N2/PP1N1PPP/R1BQ1RK1 w kq - 1 11 ; C83 Ruy Lopez: Open, Classical Defense
r2qk2r/2p1bppp/p1n1b3/1p1pP3/4n3/1BP2N2/PP3PPP/RNBQR1K1 b kq - 0 10 ; C83 Ruy Lopez: Open, Classical Defense, Main Line
r2q1rk1/2p1bppp/p1n1b3/1p1pP3/4n3/1BP2N2/PP1NQPPP/R1B2RK1 b - - 4 11 ; C83 Ruy Lopez: Open, Malkin Variation
r4rk1/2pqb1pp/p1n1p3/1p1pP3/4R3/1BP5/PP3PPP/RNBQ2K1 b - - 0 13 ; C83 Ruy Lopez: Open, Tarrasch Trap