Caissa Codex
C23

Bishop's Opening: Lewis Countergambit 4. Bxd5 Nf6

Chess diagram: Bishop's Opening: Lewis Countergambit after 4…Nf6

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

357 games: White 44.3% / Draw 2.2% / Black 53.5%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
Walker Variation 109109
5050
3939
3939
3030
2626
1717
1414

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

Engine evaluation

−0.01 The position is about equal

Best play: 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 c6 9. Bb3 Nxe4

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

Overview

Bishop's Opening: Lewis Countergambit (ECO C23, Open Games) is a gambit in the Bishop's Opening: Lewis Countergambit, reached after 1. e4 e5 2. Bc4 Bc5 3. c3 d5 4. Bxd5 Nf6 (4 moves).

In 357 rated Lichess games between players rated 1600 to 2500, White won 44.3%, Black 53.5% and 2.2% were drawn. White's most played move here is 5. d4, in 31% of those games.

It continues into one named variation, Bishop's Opening: Lewis Countergambit, Walker Variation.

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Variations (1)

Cite this page

Caissa Codex. “Bishop's Opening: Lewis Countergambit (C23)”. Lichess data as of 30 Oct 2026. https://chesscodex.org/openings/bishops-opening-lewis-countergambit-2

https://chesscodex.org/openings/bishops-opening-lewis-countergambit-2