Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Ne2 Nf6 5. e5 Nfd7 6. a3 Be7 7. Nf4 c5 8. Qg4
O-O 9. Nh5 g6 10. Bh6 cxd4 11. Bxf8 dxc3 12. Bxe7 cxb2 13. Rb1 Qxe7 14. f4 Qxa3
15. Nf6+ Nxf6 16. exf6 Qe3+ 17. Be2 Qc3+ 18. Kd1 Qxf6 19. Qg5 Qd4+ 20. Bd3 Nc6
21. h4 Nb4 22. Qe5 Qxe5 23. fxe5 Nxd3 24. cxd3 b6 25. Rxb2 Ba6 26. d4 Bc4 27.
Kd2 b5 28. h5 a5 29. h6 a4 30. Ra1 a3 31. Rb4 f6 32. g4 fxe5 33. dxe5 a2 34.
Ke3 g5 35. Kd4 Kf7 36. Kc5 Kg6 37. Kd6 d4 38. Ke7 d3 39. Rf1 Kxh6 40. Kf7 Ra7+
41. Kf8 a1=Q *
Position (FEN): 5K2/r6p/4p2k/1p2P1p1/1Rb3P1/3p4/8/q4R2 w - - 0 42
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1249
Best move: Rf6#