Chess puzzle (Checkmate)
Moves: 1. d4 b6 2. e4 Bb7 3. Nc3 e6 4. Nf3 Nc6 5. Bf4 Nf6 6. Bd3 Bb4 7. O-O a6 8. Bg5
h6 9. Bh4 Be7 10. Ne2 g5 11. Bg3 g4 12. Ne5 Nxe5 13. Bxe5 d6 14. Bg3 Nxe4 15.
Bxe4 Bxe4 16. c4 Qd7 17. Nc3 Bb7 18. Qxg4 O-O-O 19. c5 f5 20. Qe2 dxc5 21. dxc5
Bxc5 22. Rfd1 Qc6 23. Qf3 Rxd1+ 24. Rxd1 Qe8 25. Qf4 e5 26. Qxf5+ Kb8 27. Qxe5
Qg6 28. Qxh8+ Ka7 29. Qe5 Bd6 30. Qe1 h5 31. Bxd6 *
Position (FEN): 8/kbp5/pp1B2q1/7p/8/2N5/PP3PPP/3RQ1K1 b - - 0 31
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 790
Best move: Qxg2#