Sicilian - Kan - Maroczy bind (Reti variation)
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4
White advances the king's pawn to e4. Black plays the c-pawn to c5. White develops the knight to f3.
Black pushes the king's pawn to e6. White moves the queen's pawn to d4. Black captures on d4 with the c-pawn.
White captures with the knight on d4. Black pushes the a-pawn to a6. White pushes the c-pawn to c4.