Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. Qc2 Nc6 7. e3 h6 8. Bh4
Be6 9. a3 Qd7 10. Bd3 g5 11. Bg3 h5 12. h3 h4 13. Bh2 g4 14. hxg4 Nxg4 15. Nf3
Nxh2 16. Nxh2 h3 17. gxh3 Rxh3 18. O-O-O O-O-O 19. f3 Rdh8 20. e4 Nxd4 21. Qf2
Nxf3 22. Nxf3 Rxh1 23. exd5 Bg4 24. Rxh1 Rxh1+ 25. Kc2 Bxf3 26. Qxf3 Rh2+ 27.
Kb1 Kb8 28. Qxf7 a6 29. Bf5 Rf2 30. Qg8+ Qd8 31. Qe6 Qf8 32. Bd3 Qg7 33. Bxa6
bxa6 34. Qxa6 Qf6 35. Qb5+ Qb6 36. Qe8+ Kb7 37. Na4 Qd6 38. Qb5+ Kc8 39. Qe8+
Qd8 40. Qc6 Rf1+ 41. Ka2 Rf8 42. Nb6+ Kb8 *
Position (FEN): 1k1q1r2/2p1b3/1NQ5/3P4/8/P7/KP6/8 w - - 17 43
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 947
Best move: Qa8#