Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Qf6 4. c3 Bc5 5. O-O Nh6 6. d4 exd4 7. cxd4 Nxd4 8.
e5 Qb6 9. Bc4 Nhf5 10. Nc3 O-O 11. Na4 Qc6 12. Nxc5 Qxc5 13. Bd3 d6 14. Re1 Re8
15. Bf4 Nxf3+ 16. Qxf3 Nd4 17. Qh5 g6 18. Qh6 dxe5 19. Bg5 Bf5 20. Bf6 Qf8 21.
Qxf8+ Rxf8 22. Bxf5 Nxf5 23. Bxe5 c6 24. Rad1 Rfe8 25. Rd7 b6 26. f4 Rad8 27.
Red1 Rxd7 28. Rxd7 Ra8 29. Kf2 c5 30. a4 Kf8 31. Rc7 Kg8 32. a5 Kf8 33. axb6
axb6 34. Rb7 Ra6 35. Bf6 Ke8 36. Be5 Ne7 37. Bc7 Nd5 38. Bd6 Ra2 39. Kf3 Rxb2
40. g4 c4 41. Ke4 Nf6+ 42. Ke5 Nxg4+ 43. Kd5 Rd2+ 44. Kc6 c3 *
Position (FEN): 4k3/1R3p1p/1pKB2p1/8/5Pn1/2p5/3r3P/8 w - - 0 45
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1455
Best move: Rb8#