Chess puzzle (Crushing)
Moves: 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 h6 5. Bh4 Be7 6. e3 c6 7. Nf3 O-O 8. Bd3
Nbd7 9. cxd5 cxd5 10. O-O b6 11. Rc1 Bb7 12. Qe2 Rc8 13. Rc2 Ne4 14. Bxe7 Qxe7
15. Rfc1 Nxc3 16. Rxc3 Rxc3 17. Rxc3 Rc8 18. Qc2 Rxc3 19. Qxc3 Nf6 20. Ne5 Ne4
21. Bxe4 dxe4 22. a4 a5 23. Qb3 Qb4 24. Qxb4 axb4 25. Nc4 Kf8 26. Nxb6 Ke7 27.
Kf1 Kd6 28. Ke2 Kc6 29. a5 Kb5 30. Nd7 Kxa5 31. Nc5 Bd5 32. b3 f5 33. h4 g5 34.
hxg5 hxg5 35. g4 Kb5 36. Kf1 f4 37. exf4 *
Position (FEN): 8/8/4p3/1kNb2p1/1p1PpPP1/1P6/5P2/5K2 b - - 0 37
Black to move.
Themes:  Endgame  
Puzzle rating: 1292
Best move: gxf4