Ruy López Opening: Morphy Defense, Columbus Variation, 4…Nf6, Other Continuations
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6
Main Transpositions
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. O-O to 5. O-O b5 6. Bb3 Be7 7. Qe2
Most Popular
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O (19047/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 (570/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 (984/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 (934/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 (607/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 (792/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 (1952/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 (579/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 (571/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 (869/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O Be7 (621/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O (572/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 (629/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 (783/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 (23011/M). More: dbcn ccoe c365
TCEC Games
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. c3 Be7 7. d4 Nd7 8. Re1 Bf6 (86cp, 1/M, TCEC +4=4-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Bxc6+ bxc6 7. d4 exd4 8. Nxd4 Bd7 (33cp, 18/M, TCEC +2=1-1). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bc2 d6 8. d4 Ba7 (28cp, 2/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bc2 d6 8. a4 Bg4 (23cp, 4/M, TCEC +1=5-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 O-O 7. d4 Ba7 8. Re1 d6 9. h3 Nd7 (96cp, 0/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. g4 d6 8. g5 Nd7 (2cp, 1/M, TCEC +0=0-1). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 (3cp, 570/M, TCEC +1=4-1). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 (1cp, 282/M, TCEC +1=5-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 g6 7. O-O Bg7 8. Re1 O-O 9. Nbd2 Re8 10. Nf1 h6 (1cp, 3/M, TCEC +0=0-2). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 g6 7. Nbd2 Bg7 8. Nf1 Bd7 (13cp, 16/M, TCEC +1=0-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 Be7 (2cp, 215/M, TCEC +1=2-1). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 Bd7 (14cp, 53/M, TCEC +0=0-1). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c4 Be7 (2cp, 30/M, TCEC +1=0-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Be7 6. Nc3 O-O (99cp, 0/M, TCEC +3=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Be7 (105cp, 40/M, TCEC +2=0-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. c3 O-O 8. d4 d6 (1cp, 26/M, TCEC +0=2-1). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 (1cp, 301/M, TCEC +0=5-1). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 (-1cp, 238/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. c3 b5 7. Bc2 O-O 8. O-O d6 (6cp, 10/M, TCEC +2=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Bd6 (1cp, 10/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O Be7 7. Re1 b5 8. Bb3 d6 (-3cp, 95/M, TCEC +0=1-1). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O Be7 7. Re1 O-O 8. e5 Ne8 (4cp, 95/M, TCEC +1=0-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O Be7 7. Re1 O-O 8. e5 Nd5 (1cp, 53/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O Be7 (0cp, 621/M, TCEC +1=4-1). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 b5 (4cp, 70/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Bxc6 dxc6 6. d3 Bd6 (-1cp, 71/M, TCEC +0=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 (1cp, 23011/M, TCEC +15=1-14). Games. More: dbcn ccoe c365
Biased Popular Lines
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 O-O 7. d4 exd4 (146cp, -137cp; 18/M, 39%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 Ba7 7. d4 Nxe4 (83cp, -74cp; 10/M, 62%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 d6 (69cp, -66cp; 13/M, 4%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 Nxe4 (83cp, -80cp; 9/M, 3%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. d3 O-O (102cp, -102cp; 16/M, 11%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. d3 h6 (110cp, -110cp; 8/M, 5%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Be7 (101cp, -101cp; 40/M, 2%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 h6 (113cp, -113cp; 12/M, 0%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O b5 7. Bb3 d6 (121cp, -90cp; 12/M, 31%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O Bc5 7. e5 Nd5 (179cp, -100cp; 8/M, 71%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O Bc5 (79cp, -79cp; 13/M, 2%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Bxc6 dxc6 6. d3 Be7 (140cp, -142cp; 11/M, 7%). More: dbcn ccoe c365
Lines with Disagreement to Human Master Play
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bc2 d6 8. d4 Bb6 9. a4 Bg4 (89cp, -69cp; 5/M, 69%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bc2 O-O 8. d4 exd4 (325cp, -136cp; 5/M, 87%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 O-O 7. d4 exd4 8. cxd4 Bb6 (279cp, -133cp; 6/M, 36%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 O-O 7. d4 exd4 8. cxd4 Ba7 (208cp, -62cp; 6/M, 34%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 O-O 7. d4 exd4 (146cp, -137cp; 18/M, 39%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 Ba7 7. d4 Nxe4 (83cp, -74cp; 10/M, 62%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 d6 7. d4 exd4 (185cp, -116cp; 5/M, 52%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O Be7 7. Re1 b5 8. Bb3 d6 9. Bd5 Nxd5 10. exd5 Ne5 11. Nxd4 O-O 12. a4 Bg4 13. f3 Bd7 14. Nc3 (72cp, -61cp; 5/M, 96%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O b5 7. Bb3 d6 (121cp, -90cp; 12/M, 31%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O Bc5 7. e5 Nd5 (179cp, -100cp; 8/M, 71%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Bxc6 dxc6 6. d3 Bc5 7. O-O O-O (139cp, -139cp; 6/M, 31%). More: dbcn ccoe c365
Latest dbcn data: 2025-12-19