ECO C23

Bishop's Opening: Boi Variation

Bishop's Opening: Boi Variation is a chess opening classified under ECO C23. Its defining line here is 1. e4 e5 2. Bc4 Bc5.

Bishop's Opening: Boi Variation — board position

1. e4 e5 2. Bc4 Bc5

The diagram shows the position after 1. e4 e5 2. Bc4 Bc5. Play through it move by move in the interactive explorer.

Opening name, ECO code, and main line come from the Lichess open chess openings dataset.

Part of