ECO C71: Ruy Lopez
ECO C71 is part of volume C — Open Games.
The Lichess chess-openings dataset files 4 named lines under it.
The shortest is Ruy Lopez: Morphy Defense, Modern Steinitz Defense:
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6.
That position has come up in 1,082,036 Lichess games between players rated 1600 to 2500: White won 49.3%, 5.4% were drawn and Black won 45.3%.
| Opening | Moves | Plies |
|---|---|---|
| Ruy Lopez: Morphy Defense, Modern Steinitz Defense | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 |
8 |
| Ruy Lopez: Morphy Defense, Modern Steinitz Defense | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Nc3 |
9 |
| Ruy Lopez: Morphy Defense, Modern Steinitz Defense | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c4 |
9 |
| Ruy Lopez: Noah's Ark Trap | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 d6 6. d4 Nxd4 7. Nxd4 exd4 8. Qxd4 c5 |
16 |