Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. e5 Bf5 4. c3 e6 5. a3 a6 6. b4 h6 7. Nf3 Ne7 8. Bd3 Bxd3
9. Qxd3 Ng6 10. h4 h5 11. Bg5 Be7 12. g3 Nd7 13. Nbd2 Nb6 14. a4 Qc7 15. a5 Nc8
16. O-O Bxg5 17. Nxg5 Nce7 18. Rfe1 Nf5 19. Rad1 O-O-O 20. Ndf3 Rde8 21. c4 Qd7
22. b5 f6 23. exf6 gxf6 24. bxc6 bxc6 25. Nh3 Nfxh4 26. gxh4 e5 27. cxd5 Qxh3
28. Qxa6+ Kd8 29. Qb6+ Ke7 30. Qxc6 Nf4 31. Nxe5 *
Position (FEN): 4r2r/4k3/2Q2p2/P2PN2p/3P1n1P/7q/5P2/3RR1K1 b - - 0 31
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1177
Best move: Qg2#