Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 e6 7. Nf3 Bd6 8. O-O
h6 9. Re1 O-O 10. Ne5 Qc7 11. f4 Re8 12. Nd2 a6 13. Ndf3 b5 14. g4 Nd7 15. g5
hxg5 16. Nxg5 Ndxe5 17. fxe5 Be7 18. Qh5 Bxg5 19. Qh7+ Kf8 20. Qh8+ Ke7 21.
Bxg5+ Kd7 22. Qxg7 Nd8 23. Bg6 Kc6 24. Bxd8 Qxd8 25. Bxf7 Re7 26. Rf1 Raa7 27.
Rf6 Qc7 28. Raf1 Kb6 29. Qf8 Ra8 30. Qh6 Qc4 31. Bxe6 Bxe6 32. Rxe6+ Rxe6 33.
Qxe6+ Ka5 34. Rf6 Qe2 35. Qb6+ Ka4 36. Qxa6+ Rxa6 *
Position (FEN): 8/8/r4R2/1p1pP3/k2P4/2P4P/PP2q3/6K1 w - - 0 37
White to move.
Themes:  Endgame, Queen and Rook Endgame Mate in 1 
Puzzle rating: 511
Best move: Rxa6#