Ruy López Opening: Cozio Defense
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7
Main Transpositions
Most Popular
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 (958/M). More: dbcn ccoe c365
TCEC Games
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O g6 5. c3 Bg7 (17cp, 177/M, TCEC +0=4-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O d6 5. c3 Ng6 (60cp, 7/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O d6 (60cp, 69/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O Ng6 5. d4 exd4 6. Nxd4 Bc5 7. Nb3 Be7 8. Nc3 O-O (90cp, 0/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 Ng6 5. d4 exd4 6. Nxd4 Bc5 (80cp, 11/M, TCEC +2=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 (15cp, 958/M, TCEC +1=4-1). Games. More: dbcn ccoe c365
Biased Popular Lines
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O g6 5. c3 Bg7 6. d4 exd4 7. cxd4 O-O (128cp, -108cp; 20/M, 14%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O g6 5. c3 Bg7 6. d4 O-O (67cp, -48cp; 16/M, 9%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 g6 5. d4 exd4 6. Nd5 Nxd5 (177cp, -166cp; 11/M, 25%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 d6 (70cp, -52cp; 46/M, 27%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 a6 5. Bc4 Ng6 (92cp, -67cp; 8/M, 60%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 Ng6 5. d4 exd4 6. Nxd4 Bc5 (67cp, -49cp; 11/M, 63%). More: dbcn ccoe c365
Lines with Disagreement to Human Master Play
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 g6 5. d4 exd4 6. Nd5 Nxd5 (177cp, -166cp; 11/M, 25%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 d6 (70cp, -52cp; 46/M, 27%). More: dbcn ccoe c365
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 a6 5. Bc4 Ng6 (92cp, -67cp; 8/M, 60%). More: dbcn ccoe c365
Latest dbcn data: 2025-12-19