Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 g6 4. c3 Bg7 5. Be3 cxd4 6. cxd4 d6 7. h3 Nf6 8. Nc3
O-O 9. Qd2 a6 10. Bd3 b5 11. Bh6 Nb4 12. Bxg7 Nxd3+ 13. Qxd3 Kxg7 14. O-O Bb7
15. Rfe1 e6 16. Rad1 Qe7 17. d5 e5 18. Re2 b4 19. Na4 a5 20. Qd2 Ba6 21. Ree1
Rab8 22. b3 Qa7 23. Nb2 Nh5 24. Nh2 Qe7 25. Nf1 Nf4 26. Ne3 Qg5 27. Kh2 Rbc8
28. f3 Rc3 29. Nbc4 Bxc4 30. Nxc4 Rd3 31. Qxd3 *
Position (FEN): 5r2/5pkp/3p2p1/p2Pp1q1/1pN1Pn2/1P1Q1P1P/P5PK/3RR3 b - - 0 31
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1153
Best move: Qxg2#