Caro-Kann - Panov-Botvinnik - Czerniak variation
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 Qa5
White advances the king's pawn to e4. Black advances the c-pawn to c6. White pushes the queen's pawn to d4.
Black pushes the queen's pawn to d5. White captures on d5 with the king's pawn. Black captures on d5 with the c-pawn.
White moves the c-pawn to c4. Black develops the knight to f6. White develops the knight to c3.
Black transfers the knight to c6. White develops the dark-squared bishop to g5. Black deploys the queen to a5.