Caissa Codex
C37

King's Gambit Accepted: Rosentreter Gambit, Bird Gambit

Chess diagram: King's Gambit Accepted: Rosentreter Gambit, Bird Gambit after 6. g3

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Statistics from Lichess

32,086 games: White 37.8% / Draw 3.8% / Black 58.4%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
32,03432K
2424
1515
33
22
22
22
11

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 23, 2026

Engine evaluation

−0.38 Black is slightly better

Best play: 6... fxg3 7. Qxg4 Qxg4 8. Nxg4 Nc6 9. c3 d5 10. Ne3 dxe4 11. hxg3

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

Overview

King's Gambit Accepted: Rosentreter Gambit, Bird Gambit (ECO C37, Open Games) is a gambit in the King's Gambit Accepted: Sörensen Gambit, reached after 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. d4 g4 5. Ne5 Qh4+ 6. g3 (6 moves).

In 32,086 rated Lichess games between players rated 1600 to 2500, White won 37.8%, Black 58.4% and 3.8% were drawn. Black's most played move here is 6…fxg3, in 100% of those games.

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Cite this page

Caissa Codex. “King's Gambit Accepted: Rosentreter Gambit, Bird Gambit (C37)”. Lichess data as of 23 Oct 2026. https://chesscodex.org/openings/kings-gambit-accepted-rosentreter-gambit-bird-gambit

https://chesscodex.org/openings/kings-gambit-accepted-rosentreter-gambit-bird-gambit