Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. Nf3 d5 3. e5 c5 4. c3 Nc6 5. d4 Bd7 6. Be2 Qb6 7. O-O Nh6 8. Bxh6
Qxb2 9. Nbd2 gxh6 10. Rb1 Qxc3 11. Rxb7 Nxd4 12. Nxd4 Qxd4 13. Qb3 Qxe5 14. Bb5
Rd8 15. Bxd7+ Rxd7 16. Rxd7 Kxd7 17. Qa4+ Kd8 18. Qxa7 Bd6 19. Nf3 Qb2 20. a4
Qb8 21. Qxf7 Re8 22. Re1 Re7 23. Qf6 Kd7 24. Qxh6 Qb4 25. h3 Qxa4 26. Rb1 Qa6
27. Ng5 Qd3 28. Rf1 e5 29. g3 e4 30. Ra1 Bxg3 31. Ra7+ Bc7 32. Nxh7 Qd1+ 33.
Kg2 Qf3+ 34. Kf1 Qh1+ 35. Ke2 Qf3+ 36. Kf1 e3 37. Nf8+ Kc8 38. Ra8+ Kb7 *
Position (FEN): R4N2/1kb1r3/7Q/2pp4/8/4pq1P/5P2/5K2 w - - 4 39
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 841
Best move: Qa6#