A02

Bird Opening: Mujannah

Chess diagram: Bird Opening: Mujannah after 2. c4

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

36,664 games: White 48.4% / Draw 4.0% / Black 47.6%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
9,8969,896
7,7997,799
6,3396,339
3,6453,645
3,2733,273
2,3662,366
1,4581,458
1,0241,024

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Nov 5, 2026

Engine evaluation

−0.14 The position is about equal

Best play: 2... e6 3. Nf3 d5 4. e3 Bd6 5. b3 O-O 6. Bb2 c5 7. Bxf6

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

Overview

Bird Opening: Mujannah (ECO A02, Flank Openings) is a variation of the Bird Opening, reached after 1. f4 Nf6 2. c4 (2 moves).

In 36,664 rated Lichess games between players rated 1600 to 2500, White won 48.4%, Black 47.6% and 4.0% were drawn. Black's most played move here is 2…g6, in 27% of those games.

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How to play against the Bird Opening: Mujannah

The most played answer, 2…g6, also scores best for Black: 51.0%, with Black winning 48.7% and White 46.7% of 9,896 games. Of the main answers, 2…Nc6 scores lowest: 44.6%. Stockfish's first choice is 2…e6.

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

Transpositions

Cite this page

Caissa Codex. “Bird Opening: Mujannah (A02)”. Lichess data as of 5 Nov 2026. https://chesscodex.org/openings/bird-opening-mujannah