Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Ne2
Qb6 9. Qc1 Be7 10. h4 h6 11. c3 Na5 12. Ng3 Qc7 13. dxc5 Nc4 14. Bd4 Nxc5 15.
Nh5 O-O 16. b3 Nb6 17. Qe3 a5 18. g4 Kh7 19. g5 Nbd7 20. Nf6+ gxf6 21. gxf6
Nxf6 22. exf6 Bd6 23. Rg1 Ne4 24. Rg7+ Kh8 25. Qg1 Bxf4 26. Rh7+ Kxh7 *
Position (FEN): r1b2r2/1pq2p1k/4pP1p/p2p4/3Bnb1P/1PP2N2/P7/R3KBQ1 w Q - 0 27
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1355
Best move: Qg7#