A45

Indian Defense: Gibbins-Weidenhagen Gambit, Stummer Gambit

Chess diagram: Indian Defense: Gibbins-Weidenhagen Gambit, Stummer Gambit after 5. Nc3

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Statistics from Lichess

7,348 games: White 49.7% / Draw 4.5% / Black 45.7%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
2,2582,258
2,2172,217
947947
519519
498498
472472
209209
9090

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

Engine evaluation

−0.76 Black is better

Best play: 5... c6 6. h4 Qa5 7. Bd2 Nbd7 8. Nf3 e5 9. Rg1 Qc7 10. a4

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

Overview

Indian Defense: Gibbins-Weidenhagen Gambit, Stummer Gambit (ECO A45, Flank Openings) is a gambit in the Indian Defense: Gibbins-Weidenhagen Gambit Accepted, reached after 1. d4 Nf6 2. g4 Nxg4 3. e4 d6 4. Be2 Nf6 5. Nc3 (5 moves).

In 7,348 rated Lichess games between players rated 1600 to 2500, White won 49.7%, Black 45.7% and 4.5% were drawn. Black's most played move here is 5…g6, in 31% of those games.

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How to play against the Indian Defense: Gibbins-Weidenhagen Gambit, Stummer Gambit

5…c6 scores best for Black: 53.5%, with Black winning 52.3% and White 45.3% of 472 games. The most played, 5…g6, scores 48.2% in 2,258 games, and 5…e6 scores lowest: 44.7%. Stockfish's first choice is also 5…c6.

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

Cite this page

Caissa Codex. “Indian Defense: Gibbins-Weidenhagen Gambit, Stummer Gambit (A45)”. Lichess data as of 1 Nov 2026. https://chesscodex.org/openings/indian-defense-gibbins-weidenhagen-gambit-stummer-gambit