English - Anglo-Gruenfeld defense
1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3
White pushes the c-pawn to c4. Black develops the knight to f6. White develops the knight to c3.
Black advances the queen's pawn to d5. White captures on d5 with the c-pawn. Black captures with the knight on d5.
White moves the knight to f3.