Gruenfeld - Russian - Byrne (Simagin) variation
1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Nc6
White pushes the queen's pawn to d4. Black develops the knight to f6. White advances the c-pawn to c4.
Black moves the g-pawn to g6. White develops the knight to c3. Black moves the queen's pawn to d5.
White jumps the knight to f3. Black develops the dark-squared bishop to g7. White places the queen to b3.
Black captures on c4 with the queen's pawn. White captures with the queen on c4. Black castles kingside.
White pushes the king's pawn to e4. Black jumps the knight to c6.