Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nc3 d6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. f3 e5 7. Nb3 Be6 8. Be3
Be7 9. Qd2 O-O 10. g4 b5 11. h4 b4 12. Na4 d5 13. Bb6 Qd7 14. Nac5 Qc6 15. Nxe6
Qxe6 16. Bc5 dxe4 17. Bxe7 Qxe7 18. O-O-O exf3 19. Qg5 Nbd7 20. h5 h6 21. Qf5
Qe6 22. Qxf3 Rac8 23. Bxa6 Qxa6 24. g5 Qc4 25. Qg2 hxg5 26. h6 Nc5 27. hxg7
Kxg7 *
Position (FEN): 2r2r2/5pk1/5n2/2n1p1p1/1pq5/1N6/PPP3Q1/2KR3R w - - 0 28
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 621
Best move: Qxg5#