1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 - English Opening: King's English Variation, Two Knights Variation, Smyslov System

English Opening: King’s English Variation, Two Knights Variation, Smyslov System

Coups: 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4