B21

Bird Opening: Dutch Variation, Batavo Gambit

Chess diagram: Bird Opening: Dutch Variation, Batavo Gambit after 3…dxe4

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

233,663 games: White 41.7% / Draw 3.6% / Black 54.6%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
134,278134K
90,37790K
4,7954,795
1,8441,844
1,1871,187
351351
222222
203203

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Nov 8, 2026

Engine evaluation

−0.44 Black is slightly better

Best play: 4. Ne5 g6 5. Nc3 Nd7 6. Bb5 Nf6 7. d3 exd3 8. Qxd3 a6

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

By rating

Rating changes little here: Black scores 53% under 1400, 54% at 2200 and up (wins plus half the draws).

PlayersGamesWhite / Draw / BlackW / D / B
Under 1400 9,210
1400–1799 92K
1800–2199 154K
2200 and up 12K
Masters, over the board 45

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

Bird Opening: Dutch Variation, Batavo Gambit (ECO B21, Semi-Open Games) is a gambit in the Sicilian Defense: McDonnell Attack, reached after 1. e4 c5 2. f4 d5 3. Nf3 dxe4 (3 moves).

In 233,663 rated Lichess games between players rated 1600 to 2500, White won 41.7%, Black 54.6% and 3.6% were drawn. White's most played move here is 4. Ng5, in 57% of those games.

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How to play against the Bird Opening: Dutch Variation, Batavo Gambit

The most played answer, 4. Ng5, also scores best for White: 44.6%, with White winning 42.7% and Black 53.5% of 134K games. Of the main answers, 4. Ne5 scores lowest: 43.0%. Stockfish's first choice is 4. Ne5.

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 Bird Opening: Dutch Variation, Batavo Gambit has stayed between 0.0078% and 0.0094% of Lichess games a year since 2016 (0.0093% in 2025).

Numbers by year
YearShare of gamesGames
20160.0078%2,784
20170.0087%4,768
20180.0093%7,276
20190.0092%11,482
20200.0084%24,647
20210.0085%33,131
20220.0093%34,895
20230.0093%34,864
20240.0094%33,642
20250.0093%32,183
2026 (Jan–Apr)0.0093%10,211

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

Cite this page

Caissa Codex. “Bird Opening: Dutch Variation, Batavo Gambit (B21)”. Lichess data as of 8 Nov 2026. https://chesscodex.org/openings/bird-opening-dutch-variation-batavo-gambit