Four Knights Game: Spanish Variation, Rubinstein Variation, Maróczy Variation

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Be2 Nxf3+ 6. Bxf3 Bc5 7. O-O O-O 8. d3 d6 9. Na4 Bb6

Four Knights Game: Spanish Variation, Rubinstein Variation, Maróczy Variation after 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Be2 Nxf3+ 6. Bxf3 Bc5 7. O-O O-O 8. d3 d6 9. Na4 Bb6 87654321abcdefgh

The Four Knights Game: Spanish Variation, Rubinstein Variation, Maróczy Variation is a chess opening classified as ECO C48, reached after 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Be2 Nxf3+ 6. Bxf3 Bc5 7. O-O O-O 8. d3 d6 9. Na4 Bb6. It is a line of the Four Knights Game. White is to move.

This exact move order didn't appear in our sample of 12.6 million Lichess games: it's a rare line.

Engine evaluation: +0.39 (Stockfish, depth 27; best line 10. Nxb6 axb6 11. c4 h6 12. Be3 Nh7)

ECO
C48
Moves
18 plies
FEN
r1bq1rk1/ppp2ppp/1b1p1n2/4p3/N3P3/3P1B2/PPP2PPP/R1BQ1RK1 w - - 2 10
PGN
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Be2 Nxf3+ 6. Bxf3 Bc5 7. O-O O-O 8. d3 d6 9. Na4 Bb6

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

Comes from

Four Knights Game: Spanish Variation, Rubinstein Variation (4… Nd4 5. Be2) 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Be2

More Four Knights Game 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.