Queen's Gambit Declined - Semi-Tarrasch - Krause variation
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5 5. Nf3 cxd4 6. Nxd4 e5 7. Ndb5 a6 8. Qa4
White pushes the queen's pawn to d4. Black pushes the queen's pawn to d5. White moves the c-pawn to c4.
Black pushes the king's pawn to e6. White develops the knight to c3. Black develops the knight to f6.
White develops the dark-squared bishop to g5. Black plays the c-pawn to c5. White moves the knight to f3.
Black captures on d4 with the c-pawn. White captures with the knight on d4. Black pushes the king's pawn to e5.
White transfers the knight to b5. Black plays the a-pawn to a6. White places the queen to a4.