Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 d6 3. Nc3 g6 4. Bc4 Bg7 5. d3 Nf6 6. h3 c6 7. O-O O-O 8. Bg5
Qb6 9. Na4 Qa5 10. Nc3 b5 11. Bb3 Nbd7 12. a3 Bb7 13. Bd2 Qc7 14. Re1 a5 15.
Qc1 a4 16. Ba2 Nc5 17. Bh6 Nh5 18. Bxg7 Kxg7 19. d4 exd4 20. Nxd4 Rae8 21. Nf5+
Kg8 22. Qh6 Bc8 23. g4 Bxf5 24. gxf5 Qe7 25. fxg6 hxg6 26. Qxg6+ Ng7 27. Kh1
Qh4 28. Qg4 Qxf2 29. Rg1 Qf6 30. Raf1 Qh6 31. Rf5 Re7 32. Rh5 Qf6 33. Qg5 Qf3+
34. Qg2 Qf6 35. Rg5 Ne6 36. Bxe6 fxe6 37. b3 axb3 38. cxb3 Kh8 39. a4 Rg8 40.
axb5 Qxc3 41. Rh5+ Nxh5 *
Position (FEN): 6rk/4r3/2ppp3/1P5n/4P3/1Pq4P/6Q1/6RK w - - 0 42
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 600
Best move: Qxg8#