Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. d4 exd4 5. Nxd4 Nf6 6. Nc3 O-O 7. O-O Nc6 8.
Nxc6 bxc6 9. Re1 Bg4 10. f3 Bh5 11. Bb3 Re8 12. Bf4 Bf8 13. h3 Rb8 14. Qd2 Bg6
15. Rad1 Qe7 16. e5 dxe5 17. Rxe5 Qb4 18. Rxe8 Rxe8 19. Bxc7 Bc5+ 20. Kh1 Nh5
21. a3 Qh4 22. Qd7 Re1+ 23. Kh2 Bg1+ 24. Kh1 Bf2+ 25. Kh2 Bg3+ 26. Bxg3 *
Position (FEN): 6k1/p2Q1ppp/2p3b1/7n/7q/PBN2PBP/1PP3PK/3Rr3 b - - 0 26
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1343
Best move: Qxg3#