Chess puzzle (Checkmate)
Moves: 1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Nc3 Nxe5 5. Nxe5 Qxe5 6. g3 Bb4 7. Bd2 Nf6
8. Bg2 d5 9. f4 Qh5 10. Bf3 Bg4 11. Bxg4 Qxg4 12. O-O Qh3 13. Rf2 Bc5 14. e3
O-O-O 15. Rg2 Ng4 16. Qf3 d4 17. Na4 dxe3 18. Nxc5 c6 19. Bxe3 Rhe8 20. Re1 h5
21. Rge2 h4 22. Nd3 g5 23. Bxa7 Rxe2 24. Rxe2 gxf4 25. Nxf4 Rd1+ 26. Qf1 *
Position (FEN): 2k5/Bp3p2/2p5/8/5Nnp/6Pq/PPP1R2P/3r1QK1 b - - 2 26
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1248
Best move: Rxf1#