Ruy López Opening: Classical Defense
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5
Main Transpositions
Most Popular
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O (845/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 (552/M). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 (1590/M). More: dbcn ccoe c365
TCEC Games
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. c3 Bd7 6. d4 exd4 7. cxd4 Bb6 8. Nc3 Nge7 (81cp, 13/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. c3 Bd7 (83cp, 65/M, TCEC +4=5-1). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. Nc3 Bg4 (26cp, 4/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 (14cp, 215/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Ba4 d6 (16cp, 96/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. Qb3 Qe7 10. Be3 Nf6 (4cp, 1/M, TCEC +0=0-2). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 (16cp, 167/M, TCEC +1=5-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 (14cp, 209/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nge7 5. c3 Bb6 (64cp, 64/M, TCEC +2=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nge7 5. c3 a6 6. Ba4 O-O (105cp, 11/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Qf6 5. c3 Nge7 (80cp, 62/M, TCEC +2=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Qf6 (76cp, 77/M, TCEC +2=9-1). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. d4 Bb6 6. Bxc6 dxc6 (95cp, 0/M, TCEC +1=0-1). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. d4 Bb6 (144cp, 37/M, TCEC +6=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 f5 (31cp, 111/M, TCEC +1=0-1). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nge7 (53cp, 66/M, TCEC +1=5-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Bb6 (75cp, 15/M, TCEC +5=5-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 (15cp, 1590/M, TCEC +2=3-1). Games. More: dbcn ccoe c365
Biased Popular Lines
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. c3 Bd7 6. d4 exd4 (90cp, -7cp; 31/M, 55%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. c3 Bd7 6. d4 Bb6 (83cp, 0cp; 28/M, 49%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. c3 Bd7 (75cp, -59cp; 65/M, 52%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. c3 Bg4 (378cp, -362cp; 14/M, 11%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nge7 5. c3 Bb6 6. d4 exd4 7. cxd4 O-O 8. d5 Nb8 (137cp, -17cp; 9/M, 72%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nge7 5. c3 Bb6 6. d4 exd4 7. cxd4 O-O (120cp, -31cp; 20/M, 36%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nge7 5. c3 Bb6 6. d4 exd4 (89cp, -13cp; 55/M, 98%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nge7 5. c3 Bb6 (76cp, -43cp; 64/M, 49%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nge7 5. c3 a6 6. Ba4 O-O 7. d4 exd4 (120cp, -4cp; 9/M, 93%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nge7 5. c3 a6 6. Ba4 O-O (116cp, -102cp; 11/M, 26%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nge7 5. c3 O-O (120cp, -87cp; 25/M, 19%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Qf6 (86cp, -72cp; 77/M, 9%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O a6 (160cp, -146cp; 10/M, 1%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. d4 Bb6 6. Nxe5 Nxe5 (212cp, -74cp; 8/M, 85%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. d4 Bb6 (138cp, -124cp; 37/M, 46%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb4+ (280cp, -28cp; 23/M, 95%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 d6 (252cp, -234cp; 46/M, 8%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Qf6 (169cp, -151cp; 41/M, 7%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 a6 (86cp, -68cp; 25/M, 4%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Qe7 (157cp, -139cp; 17/M, 3%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Bb6 (87cp, -69cp; 15/M, 2%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 d5 (205cp, -187cp; 14/M, 2%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. Bxc6 dxc6 5. Nxe5 (78cp, -77cp; 14/M, 28%). More: dbcn ccoe c365
Lines with Disagreement to Human Master Play
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. c3 Bd7 (75cp, -59cp; 65/M, 52%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nge7 5. c3 a6 6. Ba4 O-O (116cp, -102cp; 11/M, 26%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 Nd5 7. O-O O-O (93cp, -81cp; 5/M, 71%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. d4 Bb6 6. Nxe5 Nxe5 (212cp, -74cp; 8/M, 85%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. d4 Bb6 (138cp, -124cp; 37/M, 46%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 f5 5. d4 fxe4 6. Bxc6 dxc6 7. Nxe5 Bd6 8. Qh5+ g6 9. Qe2 Qh4 (135cp, -96cp; 5/M, 41%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. Bxc6 dxc6 5. Nxe5 (78cp, -77cp; 14/M, 28%). More: dbcn ccoe c365
Latest dbcn data: 2025-12-19