C37

King's Gambit Accepted: McDonnell Gambit

Chess diagram: King's Gambit Accepted: McDonnell Gambit after 5. Nc3

Type a move and press Enter: e4, Nf3, O-O, or from and to squares like g1f3 (e7e8q to promote). The board is also played with the mouse.

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Statistics from Lichess

5,851 games: White 59.4% / Draw 2.3% / Black 38.2%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
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5656
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Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 30, 2026

Engine evaluation

−1.53 Black is clearly better

Even so, White scores 60.6% here in practice: wins plus half the draws in rated Lichess games between players rated 1600 to 2500.

Best play: 5... Nc6 6. Ng1 Qh4+ 7. Kf1 Nge7 8. d4 f3 9. gxf3 Rg8 10. h3

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

Overview

King's Gambit Accepted: McDonnell Gambit (ECO C37, Open Games) is a gambit in the King's Gambit Accepted: King's Knight's Gambit, reached after 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. Nc3 (5 moves).

In 5,851 rated Lichess games between players rated 1600 to 2500, White won 59.4%, Black 38.2% and 2.3% were drawn. Black's most played move here is 5…gxf3, in 92% of those games.

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Cite this page

Caissa Codex. “King's Gambit Accepted: McDonnell Gambit (C37)”. Lichess data as of 30 Oct 2026. https://chesscodex.org/openings/kings-gambit-accepted-mcdonnell-gambit