Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 c6 3. dxc6 Nxc6 4. Nf3 e5 5. d3 Be6 6. g3 Bc5 7. Bg2 Nf6 8.
O-O Qd7 9. Re1 Ng4 10. Re2 f6 11. h3 h5 12. hxg4 hxg4 13. Nh4 Qf7 14. Re1 O-O-O
15. Be3 Bd6 16. Nd2 Rxh4 17. gxh4 Qh5 18. Nf1 Rh8 19. Qe2 Qxh4 20. a3 Nd4 21.
Bxd4 exd4 22. b4 Bh2+ 23. Kh1 Bd7 24. f3 Bg3+ 25. Kg1 Bc6 26. Qe6+ Kd8 27. Qxg4
*
Position (FEN): 3k3r/pp4p1/2b2p2/8/1P1p2Qq/P2P1Pb1/2P3B1/R3RNK1 b - - 0 27
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1878
Best move: Bf2#