Chess puzzle (Checkmate)
Moves: 1. d4 f5 2. Nf3 c5 3. e3 Nf6 4. c3 Nc6 5. dxc5 e5 6. b4 d6 7. Bb5 a6 8. Bc4 d5
9. Be2 e4 10. Nd4 Be7 11. O-O O-O 12. Nd2 Ne5 13. Qc2 b6 14. Nc6 Nxc6 15. Nb3
bxc5 16. Nxc5 Ng4 17. a3 Qc7 18. Bxg4 fxg4 19. Bb2 Qe5 20. c4 Qh5 21. cxd5 Bd6
22. g3 Ne5 23. Bxe5 Bxe5 24. Qxe4 Rb8 25. Rad1 Bd6 26. Ne6 Re8 27. Qc4 Bb7 28.
Rd4 Rbc8 29. Qd3 Qh3 30. Rd1 Rxe6 31. dxe6 *
Position (FEN): 2r3k1/1b4pp/p2bP3/8/1P1R2p1/P2QP1Pq/5P1P/3R2K1 b - - 0 31
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 858
Best move: Qg2#