Chess puzzle (Crushing)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Marshall_Defense
Moves: 1. d4 Nf6 2. c4 d5 3. Nc3 dxc4 4. e4 e6 5. Nf3 Bb4 6. Qc2 O-O 7. Bxc4 a6 8. O-O
b5 9. Bd3 Bb7 10. a3 Bxc3 11. bxc3 Nc6 12. Bg5 h6 13. Bh4 Qd7 14. Bxf6 gxf6 15.
Qd2 Kh7 16. e5+ f5 17. Qf4 Rg8 18. Nh4 Rg4 *
Position (FEN): r7/1bpq1p1k/p1n1p2p/1p2Pp2/3P1QrN/P1PB4/5PPP/R4RK1 w - - 4 19
White to move.
Themes: Pin Middlegame  
Puzzle rating: 1688
Best move: Qxg4