Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 c6 3. Nc3 f5 4. Nf3 e6 5. e3 Nf6 6. a4 Be7 7. h3 O-O 8. Qc2 b6
9. b3 Bb7 10. Be2 a5 11. O-O c5 12. dxc5 Bxc5 13. Ba3 Bxa3 14. Rxa3 Qd6 15.
Raa1 Nbd7 16. Nb5 Qe7 17. cxd5 Nxd5 18. Rfd1 h6 19. Rac1 Rac8 20. Qb2 Nc5 21.
Bc4 Rfd8 22. Qe5 Kh7 23. Nfd4 Re8 24. e4 fxe4 25. Qxe4+ Kh8 26. Qe5 Rcd8 27.
Qh2 Qg5 28. Nd6 Rxd6 29. Qxd6 Nf4 30. Bf1 Nxh3+ 31. Kh2 Nxf2 32. Re1 Nfd3 33.
Rxc5 bxc5 34. Rxe6 Qh4+ 35. Kg1 Qf2+ 36. Kh2 Rxe6 37. Nxe6 Qxf1 38. Qb8+ Kh7
39. Qxb7 Qf5 *
Position (FEN): 8/1Q4pk/4N2p/p1p2q2/P7/1P1n4/6PK/8 w - - 1 40
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 990
Best move: Qxg7#