Chess puzzle (Checkmate)
Moves: 1. Nf3 d5 2. c4 e6 3. e3 Nf6 4. Nc3 Be7 5. d4 O-O 6. a3 b6 7. cxd5 exd5 8. Bd3
Bg4 9. h3 Bh5 10. Qc2 Nbd7 11. Ne5 Bg6 12. Nxg6 hxg6 13. g4 c6 14. Ne2 Re8 15.
Qxc6 Rc8 16. Qa4 Ne4 17. Bxe4 dxe4 18. Ng3 Bf8 19. Qxa7 Rc2 20. O-O Nf6 21. Qa4
Qc8 22. b4 Bd6 23. Kg2 Bxg3 24. Kxg3 Nh7 25. Rb1 Ng5 26. Rb2 Rc6 27. Bd2 Nf3
28. Rh1 Qc7+ 29. Kg2 Nh4+ 30. Kf1 Rc1+ 31. Ke2 *
Position (FEN): 4r1k1/2q2pp1/1p4p1/8/QP1Pp1Pn/P3P2P/1R1BKP2/2r4R b - - 14 31
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1466
Best move: Qc4#