Chess puzzle (Crushing)
Moves: 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 b6 5. Bg5 Be7 6. cxd5 Nxd5 7. Nxd5 Bxg5 8.
Nxc7+ Qxc7 9. Nxg5 O-O 10. Rc1 Qf4 11. Nf3 Bb7 12. e3 Qg4 13. Ne5 Qe4 14. Qc2
Qd5 15. Qc4 Qe4 16. Nf3 Bd5 17. Qc2 Qg4 18. h3 Qh5 19. Be2 Bxa2 20. Ne5 Qg5 21.
b3 f6 22. h4 Qf5 23. Bd3 Qh5 24. g4 Qh6 25. Nf3 f5 26. gxf5 exf5 27. Qxa2 f4
28. b4+ Kh8 29. e4 Nd7 30. Rc7 Nf6 31. Rg1 Nh5 32. Rg5 Rfc8 33. Qc4 Rxc7 34.
Qxc7 Re8 35. e5 Rf8 36. Qe7 Rg8 37. Bc4 Rc8 38. Qf7 g6 39. Qf6+ *
Position (FEN): 2r4k/p6p/1p3Qpq/4P1Rn/1PBP1p1P/5N2/5P2/4K3 b - - 1 39
Black to move.
Themes:  Middlegame  
Puzzle rating: 1557
Best move: Nxf6