Ruy Lopez: Berlin Defense, Anti-Berlin Variation, Mortimer Variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Ne7

Ruy Lopez: Berlin Defense, Anti-Berlin Variation, Mortimer Variation after 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Ne7 87654321abcdefgh

The Ruy Lopez: Berlin Defense, Anti-Berlin Variation, Mortimer Variation is a chess opening classified as ECO C65, reached after 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Ne7. It is a line of the Ruy Lopez. White is to move. 1 named line continues from this position.

In 12.6 million rated Lichess games (blitz and slower), this position was reached 202 times by this move order. White won 40%, 5% were drawn and Black won 55%. The most popular continuation is 5. Nxe5 (32% of games).

Engine evaluation: +0.38 (Stockfish, depth 50; best line 5. d4 c6 6. dxe5 Nxe4 7. Bd3 Nc5)

ECO
C65
Moves
8 plies
FEN
r1bqkb1r/ppppnppp/5n2/1B2p3/4P3/3P1N2/PPP2PPP/RNBQK2R w KQkq - 1 5
PGN
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Ne7

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

Results by rating

Average ratingGamesWhite / draw / Black
0-14992348%52%
1500-19998141%56%
2000+9837%56%
All20240%55%

Most played moves

MoveGamesWhite / draw / Black
5. Nxe565 (32%)34%63%
5. O-O58 (29%)47%47%
5. c333 (16%)55%42%
5. Nc314 (7%)29%14%57%
5. Bg511 (5%)36%64%
5. c45 (2%)100%
5. Bc45 (2%)100%
5. d43 (1%)67%33%

Master games

322 over-the-board games are classified under this line (White 55%, draw 20%, Black 25%). The strongest:

Search all games of the Ruy Lopez: Berlin Defense, Anti-Berlin Variation, Mortimer Variation and its sub-variations

Highest-rated Lichess games

Comes from

Ruy Lopez: Berlin Defense, Anti-Berlin Variation 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3

Continuations

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.