Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 c5 6. c3 c4 7. Bc2 Qe7+ 8. Be3
Ng4 9. O-O Nxe3 10. fxe3 Qxe3+ 11. Kh1 Be7 12. Re1 Qf4 13. Ba4+ Bd7 14. Qe2 Qd6
15. Bxd7+ Nxd7 16. Na3 a6 17. Nc2 Nf6 18. Ng5 h6 19. Nh3 Ne4 20. Nf2 Nxf2+ 21.
Qxf2 O-O 22. Ne3 Bf6 23. Nf5 Qc7 24. Nxh6+ Kh7 25. Ng4 Qc6 26. Qf5+ Kg8 27. Re3
Rfe8 28. Rh3 Qe6 29. Nxf6+ Qxf6 30. Qh7+ Kf8 31. Qh8+ Ke7 32. Re3+ Kd7 33. Qh3+
Re6 34. Rae1 Rf8 35. Qg4 Kd6 36. Qg3+ Kc6 37. h3 Rfe8 38. Rxe6+ Rxe6 39. Rxe6+
fxe6 40. Qb8 e5 41. Qc8+ Kb6 *
Position (FEN): 2Q5/1p4p1/pk3q2/3pp3/2pP4/2P4P/PP4P1/7K w - - 2 42
White to move.
Themes:  Endgame, Queen Endgame Dovetail Mate, Mate in 1 
Puzzle rating: 782
Best move: Qc5#