Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Nxe4 8.
Bxb4 Nxb4 9. Qb3 Qe7 10. O-O O-O 11. Re1 d5 12. Bxd5 Nxd5 13. Qxd5 Nf6 14. Qg5
Qb4 15. Re2 Bg4 16. a3 Qc4 17. Qd2 Bxf3 18. gxf3 Rad8 19. Nc3 Rxd4 20. Qe3 Rd3
21. Qxa7 Rxf3 22. Qxb7 Qg4+ 23. Kh1 Qh3 24. Rg1 Ng4 25. Rg2 Nxh2 26. Rxh2 *
Position (FEN): 5rk1/1Qp2ppp/8/8/8/P1N2r1q/1P2RP1R/7K b - - 0 26
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 978
Best move: Qf1#