Scandinavian - Anderssen counter-attack - Collijn variation
1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. Nf3 Bg4
White advances the king's pawn to e4. Black plays the queen's pawn to d5. White captures on d5 with the king's pawn.
Black captures with the queen on d5. White develops the knight to c3. Black places the queen to a5.
White moves the queen's pawn to d4. Black plays the king's pawn to e5. White moves the knight to f3.
Black develops the light-squared bishop to g4.