Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Neg5 Bd6 7. Bc4 Qe7 8.
Qe2 h6 9. Ne4 Nd7 10. c3 Ngf6 11. Nxd6+ cxd6 12. O-O Bxf3 13. Qxf3 d5 14. Bd3
O-O 15. Re1 Qd6 16. Bf4 Qb6 17. Re2 Rfc8 18. Rae1 Qd8 19. g4 Nh7 20. Qg3 Ndf8
21. h4 a6 22. g5 hxg5 23. hxg5 b5 24. f3 Ra7 25. Rh2 g6 26. Kf2 b4 27. cxb4 Qb6
28. Ke3 Qxb4 29. Reh1 Rc4 30. Rxh7 Nxh7 31. Bd6 Qxb2 32. Be5 Rc3 33. Qh4 Rxd3+
34. Kxd3 Qa3+ 35. Ke2 Qb2+ 36. Ke3 Qc3+ 37. Kf2 Qd2+ 38. Kg3 Qxg5+ 39. Qxg5
Nxg5 *
Position (FEN): 6k1/r4p2/p3p1p1/3pB1n1/3P4/5PK1/P7/7R w - - 0 40
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 642
Best move: Rh8#