Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 b6 3. Nf3 Bb7 4. Qe2 d5 5. e5 Nc6 6. h4 Qd7 7. g3 O-O-O 8. Bg2
f6 9. Bf4 fxe5 10. Nxe5 Nxe5 11. Bxe5 Nf6 12. c3 Bd6 13. Bxd6 Qxd6 14. Nd2 h6
15. O-O g5 16. h5 Kb8 17. Nf3 g4 18. Ne5 Rhf8 19. a4 Nxh5 20. Qxg4 Nf6 21. Qh4
Ne4 22. Qxh6 Rh8 23. Qe3 Rh7 24. b4 Rdh8 25. a5 Qe7 26. axb6 axb6 27. Ng6 Qf6
28. Nxh8 Rxh8 29. Ra2 Qg6 30. Rfa1 Qh5 31. c4 Qh2+ 32. Kf1 Rf8 33. Bf3 Qh3+ 34.
Ke2 Qf5 35. g4 Qg6 36. Ra7 Ng5 37. Qa3 Qc2+ 38. Kf1 Qxc4+ 39. Kg2 Rxf3 40. Ra8+
Bxa8 *
Position (FEN): bk6/2p5/1p2p3/3p2n1/1PqP2P1/Q4r2/5PK1/R7 w - - 0 41
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 400
Best move: Qxa8#