Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Bd3 Bc6 6. Nf3 Nd7 7. Nc3 Ngf6 8.
O-O h6 9. Re1 Be7 10. Ne2 Bxf3 11. gxf3 Bd6 12. Ng3 Nd5 13. c4 Nf4 14. Bxf4
Bxf4 15. Nf5 Qg5+ 16. Ng3 O-O-O 17. Kh1 h5 18. Rg1 Qh4 19. c5 Nf6 20. Qa4 g5
21. Qxa7 g4 22. Qa8+ Kd7 23. Bb5+ Ke7 24. Qxb7 gxf3 25. Qxf3 Ng4 26. Qxf4 *
Position (FEN): 3r3r/2p1kp2/4p3/1BP4p/3P1Qnq/6N1/PP3P1P/R5RK b - - 0 26
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1090
Best move: Qxh2#