Chess puzzle (Checkmate)
Moves: 1. b3 b5 2. Bb2 Bb7 3. Nf3 Nf6 4. e3 b4 5. a3 a5 6. Be2 e6 7. O-O c5 8. d4 cxd4
9. Nxd4 Be7 10. Nd2 Nc6 11. Bf3 Qc7 12. Nc4 Nxd4 13. Bxb7 Qxb7 14. Qxd4 O-O 15.
h3 d5 16. Ne5 Rfc8 17. axb4 axb4 18. Rxa8 Rxa8 19. Ng4 Rc8 20. Rc1 Qc6 21. Qf4
Nxg4 22. Qxg4 Bf8 23. h4 h6 24. h5 Qb5 25. e4 dxe4 26. Qxe4 Qxh5 27. Ra1 Qf5
28. Qxf5 exf5 29. Rc1 g6 30. c4 bxc3 31. Rxc3 Rb8 32. Rd3 Bg7 33. Bc1 g5 34.
Bd2 Bf8 35. Rd5 f4 36. f3 Bb4 37. Bxb4 Rxb4 38. Rd3 Kg7 39. Kh2 Kf6 40. Rd6+
Kg7 41. Rd3 Kg6 42. Kh3 f5 43. Rd6+ Kg7 44. Rd7+ Kg6 45. Rd6+ Kh5 46. Rd5 Rxb3
47. Rxf5 Rb1 48. Kh2 Kh4 49. Rc5 h5 50. Rc4 Rb8 *
Position (FEN): 1r6/8/8/6pp/2R2p1k/5P2/6PK/8 w - - 2 51
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 859
Best move: g3#