Chess puzzle (Checkmate)
Moves: 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 d6 6. Nbd2 e5 7. e4 b6 8. a4
Bb7 9. a5 Nbd7 10. a6 Bc8 11. Nc4 Nc5 12. b4 Nxa6 13. Bd2 Nb8 14. b5 Bb7 15.
Qb1 a6 16. bxa6 Rxa6 17. Rxa6 Nxa6 18. h3 Nc5 19. Be3 Qa8 20. Qb2 Nfd7 21. Ra1
Qb8 22. Nfd2 Ne6 23. Nb3 Ndc5 24. Na3 Nxb3 25. Qxb3 Kh8 26. Nb5 h5 27. h4 Nd4
28. Qb2 Nxb5 29. Qxb5 Qc8 30. Ra7 Qb8 31. Ra2 c6 32. Qxb6 Qc8 33. Ra7 Ba8 34.
Kh2 Qb8 35. Qa5 Bb7 36. c4 Bc8 37. Ra8 Qb7 38. Ra7 Qb8 39. Qc7 Qxc7 40. Rxc7 c5
41. Bh3 f5 42. Bg5 Re8 43. Rc6 Bf8 44. Rb6 Be6 45. exf5 Bxf5 46. Bxf5 gxf5 47.
Be3 Kg7 48. Rb7+ Kf6 49. Rh7 Kg6 50. Rd7 Be7 51. Kg2 Kf6 52. Ra7 Ke6 53. Bg5
Rg8 *
Position (FEN): 6r1/R3b3/3pk3/2p1ppBp/2P4P/3P2P1/5PK1/8 w - - 14 54
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 917
Best move: Rxe7#