Bishop's Opening: Calabrese Countergambit, Jaenisch Variation
ECO C23 ยท Bishop's Opening
The Bishop's Opening: Calabrese Countergambit, Jaenisch Variation (C23) is a chess opening in the Bishop's Opening family, played by Black. It arises after the moves 1. e4 e5 2. Bc4 f5 3. d3.
Moves: 1. e4 e5 2. Bc4 f5 3. d3