Queen's Gambit Declined - Canal (Venice) variation
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5 5. cxd5 Qb6
White pushes the queen's pawn to d4. Black pushes the queen's pawn to d5. White plays the c-pawn to c4.
Black moves 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 advances the c-pawn to c5. White captures on d5 with the c-pawn.
Black places the queen to b6.