1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 c6 - Blackmar-Diemer Gambit Declined: O'Kelly Defense

Blackmar-Diemer Gambit Declined: O’Kelly Defense

Coups: 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 c6