Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O
O-O 9. Bg5 Be6 10. Bxf6 Bxf6 11. Nd5 Bg5 12. a4 Kh8 13. a5 Nd7 14. g3 g6 15. h4
Bh6 16. h5 gxh5 17. Bxh5 Bxd5 18. Qxd5 Nf6 19. Qd1 Nxe4 20. Bf3 f5 21. Re1 Qf6
22. Ra4 Ng5 23. Bxb7 Ra7 24. Bg2 f4 25. gxf4 Rg7 26. fxg5 Qxf2+ 27. Kh1 Rxg5
28. Rf1 *
Position (FEN): 5r1k/7p/p2p3b/P3p1r1/R7/1N6/1PP2qB1/3Q1R1K b - - 1 28
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 918
Best move: Qxg2#