Caissa Codex
C39

King's Gambit Accepted: Allgaier Gambit, Urusov Attack

Chess diagram: King's Gambit Accepted: Allgaier Gambit, Urusov Attack after 7. Bc4+

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Statistics from Lichess

36,570 games: White 54.2% / Draw 2.7% / Black 43.0%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
16,90717K
16,81817K
1,7361,736
832832
223223
5454

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 13, 2026

Engine evaluation

−3.45 Black is clearly better

Even so, White scores 55.6% here in practice: wins plus half the draws in rated Lichess games between players rated 1600 to 2500.

Best play: 7... d5 8. Bxd5+ Kg7 9. d4 Bd6 10. Nc3 Nc6 11. e5 Bb4 12. Bxc6

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

Overview

King's Gambit Accepted: Allgaier Gambit, Urusov Attack (ECO C39, Open Games) is a gambit in the King's Gambit Accepted: Kieseritzky Gambit, Cotter Gambit, reached after 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ng5 h6 6. Nxf7 Kxf7 7. Bc4+ (7 moves).

In 36,570 rated Lichess games between players rated 1600 to 2500, White won 54.2%, Black 43.0% and 2.7% were drawn. Black's most played move here is 7…Ke8, in 46% of those games.

It continues into one named variation, King's Gambit Accepted: Allgaier, Urusov Attack.

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How to play against the King's Gambit Accepted: Allgaier Gambit, Urusov Attack

7…d5 scores best for Black: 53.9%, with Black winning 52.3% and White 44.5% of 17K games. The most played answer, 7…Ke8, scores lowest: 38.9% in 17K games. Stockfish's first choice is also 7…d5.

Main answers: those played in at least 5% of these games. Score: Black's wins plus half the draws, in rated Lichess games between players rated 1600 to 2500. How to play against other popular openings

Variations (1)

Other lines from the same position

Instead of 6…Kxf7 7. Bc4+, the position after King's Gambit Accepted: Kieseritzky Gambit, Cotter Gambit also goes on to:

Cite this page

Caissa Codex. “King's Gambit Accepted: Allgaier Gambit, Urusov Attack (C39)”. Lichess data as of 13 Oct 2026. https://chesscodex.org/openings/kings-gambit-accepted-allgaier-gambit-urusov-attack

https://chesscodex.org/openings/kings-gambit-accepted-allgaier-gambit-urusov-attack