Caissa Codex
C43

Petrov's Defense: Modern Attack, Trifunovic Variation

Chess diagram: Petrov's Defense: Modern Attack, Trifunovic Variation after 7…Bxe5

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Statistics from Lichess

6,954 games: White 52.9% / Draw 7.2% / Black 39.9%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
6,8036,803
108108
4040
11
11
11

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Nov 1, 2026

Engine evaluation

+0.41 White is slightly better

Best play: 8. dxe5 Nc6 9. cxd5 Qxd5 10. Qc2 Bf5 11. Nc3 Nxc3 12. Bxf5 Nd4

Stockfish 19, depth 30, after the line's last move. Scores are in pawns, from White's side.

Overview

Petrov's Defense: Modern Attack, Trifunovic Variation (ECO C43, Open Games) is a variation of Petrov's Defense: Modern Attack, Center Variation, reached after 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Bd6 6. O-O O-O 7. c4 Bxe5 (7 moves).

In 6,954 rated Lichess games between players rated 1600 to 2500, White won 52.9%, Black 39.9% and 7.2% were drawn. White's most played move here is 8. dxe5, in 98% of those games.

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Other lines from the same position

Instead of 4…d5 5. Nxe5 Bd6 6. O-O O-O 7. c4 Bxe5, the position after Petrov's Defense: Modern Attack, Center Variation also goes on to:

Cite this page

Caissa Codex. “Petrov's Defense: Modern Attack, Trifunovic Variation (C43)”. Lichess data as of 1 Nov 2026. https://chesscodex.org/openings/petrovs-defense-modern-attack-trifunovic-variation

https://chesscodex.org/openings/petrovs-defense-modern-attack-trifunovic-variation