Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. c3 Bc5 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 d6 8.
O-O Nf6 9. a3 Ba5 10. d5 Ne5 11. Nxe5 dxe5 12. Qa4+ Nd7 13. Qxa5 O-O 14. Nb5 b6
15. Qc3 Nc5 16. Qf3 a6 17. Nc3 Qd6 18. b4 Nd7 19. Qg3 b5 20. Be2 f5 21. exf5
Rxf5 22. Bg4 Rf8 23. Be6+ Kh8 24. Ne4 Qe7 25. Be3 Nf6 26. Qxe5 Nxe4 27. Qxe4
Re8 28. Bc5 Qf6 29. Rfe1 c6 30. Qe5 Qg6 31. Qd6 Qf6 32. Qxc6 Bxe6 33. dxe6 Rad8
34. Qxa6 Rd2 35. Qc6 Re2 36. Kf1 R8xe6 37. Qc8+ Kh7 38. Rac1 Qe5 39. Be3 Ra2
40. Rc5 Qxh2 41. Rh5 Qxh5 42. Qxe6 *
Position (FEN): 8/6pk/4Q2p/1p5q/1P6/P3B3/r4PP1/4RK2 b - - 0 42
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 936
Best move: Qh1#