Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd3 Bd6 8.
Be3 Bb4 9. O-O Bxc3 10. bxc3 O-O 11. Bg5 d6 12. f4 exf4 13. Rxf4 Nbd7 14. Nd4
h6 15. Bxf6 Nxf6 16. Qf3 Nd7 17. Qg3 Ne5 18. Be2 Qg5 19. Qf2 Ng4 20. Bxg4 Bxg4
21. Rf1 f6 22. Nf5 Bxf5 23. Rxf5 Qg4 24. Qd4 Rae8 25. h3 Qxe4 26. Qxd6 Qxc2 27.
Qd5+ Kh8 28. Qxb7 Re2 29. Ra5 Qxc3 30. Rxa6 Rfe8 31. Ra7 Qd4+ 32. Kh1 R2e7 33.
Qxe7 Rxe7 34. Rxe7 Qc4 35. Ra1 Kh7 36. a4 Qb4 37. Ree1 h5 38. a5 Qc5 39. a6 Qa7
40. Reb1 h4 41. Rb7 Qd4 42. Rab1 Qa4 43. a7 Kh6 44. Re7 g5 45. Reb7 g4 46. hxg4
h3 47. g3 Qe4+ 48. Kh2 *
Position (FEN): 8/PR6/5p1k/8/4q1P1/6Pp/7K/1R6 b - - 2 48
Black to move.
Themes:  Endgame, Queen and Rook Endgame Mate in 1 
Puzzle rating: 1253
Best move: Qg2#