Queen's Gambit Declined - Capablanca-Duras variation
1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 h6
White moves the queen's pawn to d4. Black moves the queen's pawn to d5. White pushes the c-pawn to c4.
Black moves the king's pawn to e6. White develops the knight to f3. Black develops the knight to f6.
White develops the dark-squared bishop to g5. Black pushes the h-pawn to h6.