Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 h6 6. Be3 Bxe3 7. fxe3 d6 8.
O-O Bg4 9. h3 Bh5 10. g4 Nxg4 11. hxg4 Bxg4 12. Qe2 Qf6 13. Qf2 Qg6 14. Qg3 h5
15. Nh4 Qh6 16. Bxf7+ Kd7 17. Bg6 Ne7 18. Rf7 Ke6 19. Nd5 Nxd5 20. exd5+ Kxd5
21. Be4+ Ke6 22. Raf1 g5 23. Ng2 Raf8 24. R1f6+ Qxf6 25. Rxf6+ Rxf6 26. d4 Rhf8
27. d5+ Kd7 28. b3 Bf5 29. Bxf5+ Rxf5 30. c4 g4 31. e4 Rf3 32. Qe1 Rh3 33. Qe2
Rff3 34. Qd2 Rhg3 35. Qh6 b6 36. Qxh5 Rc3 37. Qh7+ Kc8 38. Qg8+ Kb7 39. Qe8
Rc1+ 40. Kh2 *
Position (FEN): 4Q3/pkp5/1p1p4/3Pp3/2P1P1p1/1P4r1/P5NK/2r5 b - - 8 40
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 980
Best move: Rh3#