Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 Nf6 5. Bd3 dxc3 6. Nxc3 e5 7. O-O Be7 8. h3
O-O 9. Qe2 Be6 10. Rd1 Nbd7 11. Be3 a6 12. Rac1 h6 13. Bb1 Rc8 14. a4 Bc4 15.
Qd2 Nc5 16. Bxc5 Rxc5 17. b4 Rc8 18. Nd5 Bxd5 19. exd5 Rxc1 20. Rxc1 Qb6 21. a5
Qb5 22. Ba2 Ne4 23. Qc2 Qxb4 24. Rb1 Qxa5 25. Rxb7 Nc3 26. Bb3 Bf6 27. Nd2 Nxd5
28. Nc4 Qc5 29. Qe4 Nc3 30. Qf3 e4 31. Qg4 d5 32. Ne3 d4 33. Nf5 Kh8 34. Qh5 d3
35. Rxf7 Rb8 36. Qg6 Ne2+ 37. Kh2 Qe5+ 38. Ng3 Nxg3 39. fxg3 Rxb3 *
Position (FEN): 7k/5Rp1/p4bQp/4q3/4p3/1r1p2PP/6PK/8 w - - 0 40
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1034
Best move: Rf8#