1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. Nf3 Bg4 - Scandinavian Defense: Anderssen Counterattack, Collijn Variation

Scandinavian Defense: Anderssen Counterattack, Collijn Variation

Coups: 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. Nf3 Bg4