Ruy Lopez: Open, Classical Defense, Main Line

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 Be7 7. Re1 b5 8. Bb3 d5 9. dxe5 Be6 10. c3

Ruy Lopez: Open, Classical Defense, Main Line after 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 Be7 7. Re1 b5 8. Bb3 d5 9. dxe5 Be6 10. c3 87654321abcdefgh

The Ruy Lopez: Open, Classical Defense, Main Line is a chess opening classified as ECO C83, reached after 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 Be7 7. Re1 b5 8. Bb3 d5 9. dxe5 Be6 10. c3. It is a line of the Ruy Lopez. Black is to move.

In 12.6 million rated Lichess games (blitz and slower), this position was reached 5 times by this move order. White won 60%, 0% were drawn and Black won 40%. The most popular continuation is 10… O-O (100% of games).

Engine evaluation: +0.14 (Stockfish, depth 38; best line 10… O-O 11. h3 Qd7 12. Nbd2 Nc5 13. Bc2)

ECO
C83
Moves
19 plies
FEN
r2qk2r/2p1bppp/p1n1b3/1p1pP3/4n3/1BP2N2/PP3PPP/RNBQR1K1 b kq - 0 10
PGN
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 Be7 7. Re1 b5 8. Bb3 d5 9. dxe5 Be6 10. c3

Analyse with Stockfish · Board image (SVG) · Open on Lichess

Results by rating

Average ratingGamesWhite / draw / Black
2000+560%40%
All560%40%

Most played moves

MoveGamesWhite / draw / Black
10… O-O5 (100%)60%40%

Master games

88 over-the-board games are classified under this line (White 39%, draw 28%, Black 33%). The strongest:

Search all games of the Ruy Lopez: Open, Classical Defense, Main Line and its sub-variations

Highest-rated Lichess games

Comes from

Ruy Lopez: Open (5… Nxe4 6. d4) 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4

More Ruy Lopez lines (all)

Opening names and moves from the Lichess openings dataset; statistics from the Lichess open database, 2026-09 (CC0), sample of 12.6 million games, bots excluded; evaluations from Lichess cloud analysis (all CC0). Master games from The Week in Chess #920–#1664 by Mark Crowther, used with permission.