Robatsch defence - two knights - Suttles variation
1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 c6
White pushes the king's pawn to e4. Black advances the g-pawn to g6. White advances the queen's pawn to d4.
Black develops the dark-squared bishop to g7. White develops the knight to c3. Black plays the queen's pawn to d6.
White transfers the knight to f3. Black pushes the c-pawn to c6.