A00

Grob Opening: Romford Countergambit

Chess diagram: Grob Opening: Romford Countergambit after 3…d4

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

12,634 games: White 53.3% / Draw 2.9% / Black 43.8%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
10,33910K
1,8831,883
224224
9797
3232
1919
1616
66

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

Engine evaluation

−1.15 Black is better

Best play: 4. Bxb7 Nd7 5. h3 Bh5 6. Bf3 Ngf6 7. Bxh5 Nxh5 8. e3 g6

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

Overview

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

In 12,634 rated Lichess games between players rated 1600 to 2500, White won 53.3%, Black 43.8% and 2.9% were drawn. White's most played move here is 4. Bxb7, in 82% of those games.

It continues into one named variation, Grob Opening: Grob Gambit, Fritz Gambit, Romford Countergambit.

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How to play against the Grob Opening: Romford Countergambit

4. Qb3 scores best for White: 59.9%, with White winning 58.3% and Black 38.5% of 1,883 games. The most played answer, 4. Bxb7, scores lowest: 54.3% in 10K games. Stockfish's first choice is 4. Bxb7.

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

Variations (1)

Cite this page

Caissa Codex. “Grob Opening: Romford Countergambit (A00)”. Lichess data as of 23 Oct 2026. https://chesscodex.org/openings/grob-opening-romford-countergambit