r1bqkbnr/1ppp1ppp/p1n5/1B2p3/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq - 0 4 ; C70 Ruy Lopez: Morphy Defense
r1bqk1nr/1ppp1ppp/p1n5/4p3/Bb2P3/5N2/PPPP1PPP/RNBQK2R w KQkq - 2 5 ; C70 Ruy Lopez: Morphy Defense, Alapin's Defense Deferred
r1bqkbnr/2pp1ppp/p1n5/1p2p3/B3P3/5N2/PPPP1PPP/RNBQK2R w KQkq - 0 5 ; C70 Ruy Lopez: Morphy Defense, Caro Variation
r1bqk1nr/1ppp1ppp/p1n5/2b1p3/B3P3/5N2/PPPP1PPP/RNBQK2R w KQkq - 2 5 ; C70 Ruy Lopez: Morphy Defense, Classical Defense Deferred
r1bqkb1r/1pppnppp/p1n5/4p3/B3P3/5N2/PPPP1PPP/RNBQK2R w KQkq - 2 5 ; C70 Ruy Lopez: Morphy Defense, Cozio Defense
r1bqkbnr/1ppp1p1p/p1n3p1/4p3/B3P3/5N2/PPPP1PPP/RNBQK2R w KQkq - 0 5 ; C70 Ruy Lopez: Morphy Defense, Fianchetto Defense Deferred
r1bqk1nr/2pp1ppp/p1n5/1pb1p3/4P3/1B3N2/PPPP1PPP/RNBQK2R w KQkq - 2 6 ; C70 Ruy Lopez: Morphy Defense, Graz Variation
r1bqkbnr/2pp1ppp/p7/np2p3/4P3/1B3N2/PPPP1PPP/RNBQK2R w KQkq - 2 6 ; C70 Ruy Lopez: Morphy Defense, Norwegian Variation
r1bqkbnr/2pp1Bpp/p7/np2p3/4P3/5N2/PPPP1PPP/RNBQK2R b KQkq - 0 6 ; C70 Ruy Lopez: Morphy Defense, Norwegian Variation, Nightingale Gambit
r1bqkbnr/1ppp2pp/p1n5/4pp2/B3P3/5N2/PPPP1PPP/RNBQK2R w KQkq - 0 5 ; C70 Ruy Lopez: Morphy Defense, Schliemann Defense Deferred
r1bqkbnr/1ppp2pp/p1n5/4pP2/B7/5N2/PPPP1PPP/RNBQK2R b KQkq - 0 5 ; C70 Ruy Lopez: Morphy Defense, Schliemann Defense Deferred, Jaenisch Gambit Deferred
r1bqkbnr/1pp2ppp/p1np4/4p3/B3P3/5N2/PPPP1PPP/RNBQK2R w KQkq - 0 5 ; C71 Ruy Lopez: Morphy Defense, Modern Steinitz Defense
r1bqkbnr/1pp2ppp/p1np4/4p3/B3P3/2N2N2/PPPP1PPP/R1BQK2R b KQkq - 1 5 ; C71 Ruy Lopez: Morphy Defense, Modern Steinitz Defense
r1bqkbnr/1pp2ppp/p1np4/4p3/B1P1P3/5N2/PP1P1PPP/RNBQK2R b KQkq - 0 5 ; C71 Ruy Lopez: Morphy Defense, Modern Steinitz Defense
r1bqkbnr/1pp2ppp/p1np4/4p3/B3P3/5N2/PPPP1PPP/RNBQ1RK1 b kq - 1 5 ; C72 Ruy Lopez: Morphy Defense, Modern Steinitz Defense
r1bqkbnr/2p2ppp/p1pp4/4p3/3PP3/5N2/PPP2PPP/RNBQK2R b KQkq - 0 6 ; C73 Ruy Lopez: Morphy Defense, Modern Steinitz Defense
r1bqkbnr/2p3pp/p1pp1p2/4p3/3PP3/5N2/PPP2PPP/RNBQK2R w KQkq - 0 7 ; C73 Ruy Lopez: Morphy Defense, Modern Steinitz Defense
r1bqkbnr/1pp2ppp/p1np4/4p3/B3P3/2P2N2/PP1P1PPP/RNBQK2R b KQkq - 0 5 ; C74 Ruy Lopez: Morphy Defense, Modern Steinitz Defense
r2qkbnr/1pp3pp/p1np4/4pb2/B7/2P2N2/PP1P1PPP/RNBQ1RK1 b kq - 1 7 ; C74 Ruy Lopez: Morphy Defense, Modern Steinitz Defense
r1bqkbnr/1pp3pp/p1np4/4pp2/B3P3/2P2N2/PP1P1PPP/RNBQK2R w KQkq - 0 6 ; C74 Ruy Lopez: Morphy Defense, Modern Steinitz Defense, Siesta Variation
r2qkbnr/1ppb1ppp/p1np4/4p3/B3P3/2P2N2/PP1P1PPP/RNBQK2R w KQkq - 1 6 ; C75 Ruy Lopez: Morphy Defense, Modern Steinitz Defense
r2qkb1r/1ppbnppp/p1np4/4p3/B2PP3/2P2N2/PP3PPP/RNBQK2R w KQkq - 1 7 ; C75 Ruy Lopez: Morphy Defense, Modern Steinitz Defense
r2qkbnr/1ppb1p1p/p1np2p1/4p3/B2PP3/2P2N2/PP3PPP/RNBQK2R w KQkq - 1 7 ; C76 Ruy Lopez: Morphy Defense, Modern Steinitz Defense, Fianchetto Variation
r1bqkb1r/1ppp1ppp/p1n2n2/4p3/B3P3/3P1N2/PPP2PPP/RNBQK2R b KQkq - 0 5 ; C77 Ruy Lopez: Morphy Defense, Anderssen Variation
r1bqkb1r/1ppp1ppp/p1B2n2/4p3/4P3/5N2/PPPP1PPP/RNBQK2R b KQkq - 0 5 ; C77 Ruy Lopez: Morphy Defense, Bayreuth Variation
r1bqkb1r/1pp2ppp/p1np1n2/4p3/B1P1P3/3P1N2/PP3PPP/RNBQK2R b KQkq - 0 6 ; C77 Ruy Lopez: Morphy Defense, Duras Variation
r1bqkb1r/1ppp1ppp/p1n2n2/4p3/B3P3/2P2N2/PP1P1PPP/RNBQK2R b KQkq - 0 5 ; C77 Ruy Lopez: Morphy Defense, Jaffe Gambit
r1bqkb1r/1ppp1ppp/p1n2n2/4p3/B2PP3/5N2/PPP2PPP/RNBQK2R b KQkq - 0 5 ; C77 Ruy Lopez: Morphy Defense, Mackenzie Variation
r1bqkb1r/1ppp1ppp/p1n2n2/4p3/B3P3/2N2N2/PPPP1PPP/R1BQK2R b KQkq - 3 5 ; C77 Ruy Lopez: Morphy Defense, Tarrasch Variation
r1bqkb1r/1ppp1ppp/p1n2n2/4p3/B3P3/5N2/PPPPQPPP/RNB1K2R b KQkq - 3 5 ; C77 Ruy Lopez: Morphy Defense, Wormald Attack
r1bqkb1r/1ppp1ppp/p1n2n2/4p3/B3P3/5N2/PPPP1PPP/RNBQ1RK1 b kq - 3 5 ; C78 Ruy Lopez: Morphy Defense
r1bqkb1r/2p2ppp/p1np1n2/1p2p3/4P3/1B3N2/PPPP1PPP/RNBQ1RK1 w kq - 0 7 ; C78 Ruy Lopez: Morphy Defense
r2qkb1r/1bpp1ppp/p1n2n2/1p2p3/4P3/1B3N2/PPPP1PPP/RNBQ1RK1 w kq - 2 7 ; C78 Ruy Lopez: Morphy Defense, Arkhangelsk Variation
r1bqk2r/1ppp1ppp/p1n2n2/2b1p3/B3P3/5N2/PPPP1PPP/RNBQ1RK1 w kq - 4 6 ; C78 Ruy Lopez: Morphy Defense, Møller Variation
r1bqk2r/2pp1ppp/p1n2n2/1pb1p3/4P3/1B3N2/PPPP1PPP/RNBQ1RK1 w kq - 2 7 ; C78 Ruy Lopez: Morphy Defense, Neo-Arkhangelsk Variation
r1bqk2r/2ppbppp/p1n2n2/1p2p3/P3P3/1B3N2/1PPP1PPP/RNBQ1RK1 b kq - 0 7 ; C78 Ruy Lopez: Morphy Defense, Wing Attack
r1bqkb1r/1pp2ppp/p1np1n2/4p3/B3P3/5N2/PPPP1PPP/RNBQ1RK1 w kq - 0 6 ; C79 Ruy Lopez: Morphy Defense, Steinitz Deferred
r1bqkb1r/2p2ppp/p1pp4/4p3/3Pn3/5N2/PPP2PPP/RNBQ1RK1 w kq - 0 8 ; C79 Ruy Lopez: Morphy Defense, Steinitz Deferred
r1bqkb1r/1ppp1ppp/p1n5/4p3/B3n3/5N2/PPPPQPPP/RNB2RK1 b kq - 1 6 ; C80 Ruy Lopez: Morphy Defense, Tartakower Variation