Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Qd5 Bb4+ 6. Nc3 Qe7 7. Bf4 Bxc3+
8. bxc3 O-O 9. h3 Nh6 10. e3 Re8 11. Be2 Nf5 12. O-O d6 13. exd6 Nxd6 14. Bxd6
cxd6 15. Rfd1 Be6 16. Qxd6 Qf6 17. Nd4 Red8 18. Qa3 Bd7 19. Bf3 Ne5 20. Bxb7
Rab8 21. Qa6 Qg5 22. Kf1 Qh5 23. c5 g5 24. Rab1 g4 25. Qe2 Qh4 26. hxg4 *
Position (FEN): 1r1r2k1/pB1b1p1p/8/2P1n3/3N2Pq/2P1P3/P3QPP1/1R1R1K2 b - - 0 26
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1842
Best move: Qh1#