Chess puzzle (Checkmate)
Moves: 1. c4 g6 2. Nc3 Bg7 3. h4 h5 4. Nh3 d6 5. Ng5 c5 6. e3 Nc6 7. a3 a5 8. Be2 Nh6
9. e4 Nd4 10. d3 Bd7 11. Be3 e6 12. b3 b5 13. Rb1 b4 14. axb4 axb4 15. Nb5 Bxb5
16. cxb5 Qb6 17. O-O O-O 18. Qd2 Ra3 19. Bd1 Nxb5 20. Nxe6 fxe6 21. Bxh6 Nc3
22. Rc1 Ra2 23. Qe3 Qd8 24. Bxg7 Kxg7 25. Qg3 e5 26. Bxh5 Rf6 27. Bd1 Rf4 28.
h5 g5 29. Bg4 Kh6 30. Kh1 Qe8 31. f3 Qf7 32. Ra1 Qxb3 33. Rxa2 Qxa2 34. Qe1 Ne2
35. Qa1 Qd2 36. Qa8 Ng3+ 37. Kg1 Qe3+ 38. Kh2 Nxf1+ 39. Kh1 Ng3+ 40. Kh2 Nf1+
41. Kh3 Rxg4 *
Position (FEN): Q7/8/3p3k/2p1p1pP/1p2P1r1/3PqP1K/6P1/5n2 w - - 0 42
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 889
Best move: Qh8#