Chess puzzle (Crushing)
Moves: 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bf4 e6 5. Nf3 Ne7 6. Qd2 h6 7. Be2 b6 8. d5 e5
9. Be3 f5 10. exf5 Nxf5 11. Bd3 Ba6 12. Bxa6 Nxa6 13. Ne4 Nxe3 14. fxe3 O-O 15.
O-O Nc5 16. Nxc5 bxc5 17. e4 Qd7 18. h3 Qa4 19. Qe2 Rf4 20. Rfe1 Raf8 21. b3
Qb4 22. c4 h5 23. Rf1 Bh6 24. Nh2 Qc3 25. Nf3 R4f6 26. Rae1 g5 27. Nh2 Rxf1+
28. Nxf1 Rf4 29. Rd1 g4 30. hxg4 hxg4 31. Rd3 Qc1 32. Rg3 Rxf1+ 33. Qxf1 Be3+
34. Rxe3 Qxe3+ 35. Qf2 Qxe4 36. Qh4 Qb1+ 37. Kh2 Qg6 38. Qd8+ Kg7 39. Qxc7+ Kh6
40. Qd8 Kh5 41. Qh8+ Kg5 42. Qd8+ Kf4 43. Qf8+ Ke3 44. Kg3 Kd2 45. Qf2+ Kc3 46.
Qe1+ Kb2 47. Qe2+ Qc2 48. Qxc2+ Kxc2 49. Kxg4 *
Position (FEN): 8/p7/3p4/2pPp3/2P3K1/1P6/P1k3P1/8 b - - 0 49
Black to move.
Themes: Defensive Move Endgame, Pawn Endgame  
Puzzle rating: 1515
Best move: e4