Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. f3 d6 3. e4 g6 4. Bd3 Nc6 5. Be3 Bg7 6. Nc3 e5 7. dxe5 dxe5 8. h4
O-O 9. Qd2 Nd4 10. Bh6 Bxh6 11. Qxh6 c5 12. O-O-O Qa5 13. g4 Be6 14. Nge2 Nxf3
15. Rhf1 Bxg4 16. h5 Bxh5 17. Ng3 Ng4 18. Qxh5 gxh5 19. Rxf3 Rad8 20. Nxh5 c4
21. Bxc4 Rxd1+ 22. Nxd1 Qc7 23. Bb3 Kh8 24. Rh3 Qd6 25. Ng3 Rd8 26. c3 Qd2+ 27.
Kb1 Qd3+ 28. Bc2 Qd7 29. Nf5 Nf6 30. Bb3 Nxe4 31. Nde3 Nd2+ 32. Kc2 Qd3+ 33.
Kc1 Nxb3+ 34. axb3 Qd2+ 35. Kb1 Qe1+ 36. Ka2 Rd3 37. Rh6 Rd7 38. Nc4 b5 39.
Nce3 a5 40. Ng4 a4 41. Nf6 Rd1 *
Position (FEN): 7k/5p1p/5N1R/1p2pN2/p7/1PP5/KP6/3rq3 w - - 2 42
White to move.
Themes:  Endgame Arabian Mate, Mate in 1 
Puzzle rating: 861
Best move: Rxh7#