Chess puzzle (Checkmate)
Moves: 1. d4 c6 2. e4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. cxd5 Nxd5 7. Nf3 Nd7 8.
Bd3 N7f6 9. O-O Bd6 10. Qe2 O-O 11. Bg5 Be7 12. Ne4 b6 13. Nxf6+ Bxf6 14. Bxf6
Qxf6 15. Ne5 Bb7 16. Qh5 g6 17. Qh6 Nf4 18. Nd7 Qxd4 19. Nxf8 Rxf8 20. Bc2 Ne2+
21. Kh1 Bxg2+ 22. Kxg2 Qg4+ 23. Kh1 *
Position (FEN): 5rk1/p4p1p/1p2p1pQ/8/6q1/8/PPB1nP1P/R4R1K b - - 2 23
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1230
Best move: Qf3#