Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. Bc4 d6 4. O-O Nf6 5. d3 g6 6. c3 Bg7 7. Bg5 O-O 8. Nbd2
a6 9. a3 Bg4 10. Qc2 b5 11. Ba2 Qb6 12. Rae1 e5 13. h3 Be6 14. Bb1 b4 15. axb4
cxb4 16. c4 a5 17. b3 Rfb8 18. Nh2 a4 19. bxa4 b3 20. Qd1 Rxa4 21. Kh1 Nh5 22.
Ng4 Qb4 23. Re2 Ra1 24. Ne3 h6 25. Bh4 Nf4 26. Nd5 Bxd5 27. exd5 Nxe2 28. Qxe2
Nd4 29. Qd1 f5 30. f4 exf4 31. Bf2 Nc2 32. Qe2 Ne3 33. Bxe3 fxe3 34. Qxe3 Qb6
35. Qe6+ Kh7 36. Nf3 Raa8 37. Nh4 Rf8 38. Qxg6+ Kh8 39. Nxf5 Ra1 *
Position (FEN): 5r1k/6b1/1q1p2Qp/3P1N2/2P5/1p1P3P/6P1/rB3R1K w - - 1 40
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1053
Best move: Qxg7#