Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3 cxd4 6. cxd4 Bf5 7. f4 e6 8. Nc3 h5
9. Nf3 Nge7 10. Bd3 Bxd3 11. Qxd3 Nf5 12. Bf2 Be7 13. O-O O-O 14. g3 Rc8 15.
Kg2 a6 16. h3 b5 17. Rh1 Nh6 18. Be3 Na5 19. Raf1 Nc4 20. Bc1 b4 21. Ne2 f5 22.
exf6 Bxf6 23. Ne5 Nxe5 24. dxe5 Be7 25. Nd4 Qb6 26. Be3 Bc5 27. Rc1 Rf7 28. Rc2
Rfc7 29. Rhc1 Bxd4 30. Rxc7 Rxc7 31. Bxd4 Qb7 32. Rxc7 Qxc7 33. Qxa6 Qc2+ 34.
Bf2 Kf7 35. Qb7+ Kg6 36. Qxb4 Nf5 37. Qb6 Kf7 38. Qb7+ Kg6 39. Qd7 Qe4+ 40. Kh2
d4 41. Qxe6+ Kh7 42. Qc4 h4 43. g4 Qxf4+ 44. Kg1 Ne3 45. Qd3+ g6 46. e6 Qf3 47.
Bxe3 dxe3 48. e7 Qg3+ 49. Kf1 *
Position (FEN): 8/4P2k/6p1/8/6Pp/3Qp1qP/PP6/5K2 b - - 2 49
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1092
Best move: Qf2#