A00

Grob Opening: Grob Gambit, Fritz Gambit, Romford Countergambit

Chess diagram: Grob Opening: Grob Gambit, Fritz Gambit, Romford Countergambit after 5…Qxa8

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

7,209 games: White 45.6% / Draw 3.1% / Black 51.4%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
6,2896,289
833833
2727
2222
1919
77
66
22

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 30, 2026

Engine evaluation

−1.13 Black is better

Best play: 6. f3 e5 7. d3 Be7 8. h4 Ngf6 9. e4 Be6 10. h5 h6

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

Overview

Grob Opening: Grob Gambit, Fritz Gambit, Romford Countergambit (ECO A00, Flank Openings) is a gambit in the Grob Opening: Romford Countergambit, reached after 1. g4 d5 2. Bg2 Bxg4 3. c4 d4 4. Bxb7 Nd7 5. Bxa8 Qxa8 (5 moves).

In 7,209 rated Lichess games between players rated 1600 to 2500, White won 45.6%, Black 51.4% and 3.1% were drawn. White's most played move here is 6. f3, in 87% of those games.

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How to play against the Grob Opening: Grob Gambit, Fritz Gambit, Romford Countergambit

The most played answer, 6. f3, also scores best for White: 48.8%, with White winning 47.3% and Black 49.6% of 6,289 games. Of the main answers, 6. Nf3 scores lowest: 37.5%. Stockfish's first choice is also 6. f3.

Main answers: those played in at least 5% of these games. Score: White'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. “Grob Opening: Grob Gambit, Fritz Gambit, Romford Countergambit (A00)”. Lichess data as of 30 Oct 2026. https://chesscodex.org/openings/grob-opening-grob-gambit-fritz-gambit-romford-countergambit