1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 dxc4 - English Opening: Agincourt Defense, Catalan Defense Accepted

English Opening: Agincourt Defense, Catalan Defense Accepted

Coups: 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 dxc4