A00

Polish Opening: Birmingham Gambit

Chess diagram: Polish Opening: Birmingham Gambit after 1…c5

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

232,306 games: White 49.6% / Draw 4.0% / Black 46.4%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
151,490151K
37,73738K
36,23236K
4,5724,572
1,3781,378
Sicilian Defense: Wing Gambit 270270
135135
English Opening: Wing Gambit 118118

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 31, 2026

Engine evaluation

+0.22 The position is about equal

Best play: 2. bxc5 e5 3. e3 Bxc5 4. Nf3 d6 5. d4 exd4 6. exd4 Bb6

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

By rating

The stronger the players, the better this line does for Black: Black scores 47% under 1400, 51% at 2200 and up (wins plus half the draws).

PlayersGamesWhite / Draw / BlackW / D / B
Under 1400 45K
1400–1799 149K
1800–2199 131K
2200 and up 10K
Masters, over the board 5

Master games

Rated blitz, rapid and classical Lichess games by rating band, and over-the-board games of players rated 2200+ from the Lichess masters database, updated Sep 27, 2026

Overview

Polish Opening: Birmingham Gambit (ECO A00, Flank Openings) is a gambit in the Polish Opening, reached after 1. b4 c5 (1 move).

In 232,306 rated Lichess games between players rated 1600 to 2500, White won 49.6%, Black 46.4% and 4.0% were drawn. White's most played move here is 2. bxc5, in 65% of those games.

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How to play against the Polish Opening: Birmingham Gambit

The most played answer, 2. bxc5, also scores best for White: 53.2%, with White winning 51.3% and Black 44.8% of 151K games. Of the main answers, 2. Bb2 scores lowest: 47.1%. Stockfish's first choice is also 2. bxc5.

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

Popularity by year

The Polish Opening: Birmingham Gambit has stayed between 0.0081% and 0.0095% of Lichess games a year since 2016 (0.0091% in 2025).

Numbers by year
YearShare of gamesGames
20160.0091%3,242
20170.0084%4,602
20180.0085%6,672
20190.0091%11,349
20200.0081%23,766
20210.0088%34,564
20220.0095%35,519
20230.0091%34,205
20240.0092%33,121
20250.0091%31,581
2026 (Jan–Apr)0.0091%9,978

Share of rated Lichess games between players rated 1600 to 2500 (blitz, rapid and classical) that reach this position, by year; 2026: January to April. Which openings are rising and falling

Transpositions

Cite this page

Caissa Codex. “Polish Opening: Birmingham Gambit (A00)”. Lichess data as of 31 Oct 2026. https://chesscodex.org/openings/polish-opening-birmingham-gambit