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ECO C91: Ruy Lopez: Closed

ECO C91 is part of volume C, Open Games. The Lichess chess-openings dataset files 3 named lines under it. The shortest is Ruy Lopez: Closed, Yates Variation: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4. All of them are lines of the Ruy Lopez: Closed.

That position has come up in 244,732 Lichess games between players rated 1600 to 2500: White won 48.1%, 5.5% were drawn and Black won 46.4%.

OpeningMovesGamesLength
Ruy Lopez: Closed, Yates Variation 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 245K 9 moves
Ruy Lopez: Closed, Bogoljubow Variation 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 149K 9 moves
Ruy Lopez: Closed, Yates Variation, Short Attack 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. a4 1,650 10 moves