Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Be3 Nf6 6. f3 Be7 7. Bd3 a6 8.
Nxc6 bxc6 9. O-O O-O 10. b3 e5 11. Nd2 Qa5 12. Nc4 Qb4 13. Nxe5 Bc5 14. Qe2 d5
15. Nxc6 Bxe3+ 16. Qxe3 Qc3 17. Ne7+ Kh8 18. e5 d4 19. Qg5 h6 20. Qh4 Nh7 21.
Qe4 Ng5 22. Qxa8 Re8 23. Nxc8 Rxc8 24. Qxa6 g6 25. a4 Re8 26. a5 Rxe5 27. Qf6+
Kh7 28. Qxe5 Ne6 29. a6 Qd2 30. a7 Nf4 31. a8=Q *
Position (FEN): Q7/5p1k/6pp/4Q3/3p1n2/1P1B1P2/2Pq2PP/R4RK1 b - - 0 31
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 924
Best move: Qxg2#