Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. b4 Bxb4+ 6. c3 Ba5 7. Qb3 O-O 8.
Bg5 d6 9. h3 h6 10. Bh4 g5 11. Nxg5 hxg5 12. Bxg5 Kg7 13. O-O Qe8 14. f4 Bb6+
15. Kh1 Nh5 16. Rf3 Na5 17. Qd1 Nxc4 18. dxc4 f6 19. Bh4 Nxf4 20. Rg3+ Kf7 21.
Na3 Bf2 22. Nb5 Rh8 23. Nxc7 Qc6 24. Nxa8 Rxh4 25. Rf3 Bxh3 26. gxh3 Qxe4 27.
Kh2 Rxh3+ 28. Rxh3 *
Position (FEN): N7/pp3k2/3p1p2/4p3/2P1qn2/2P4R/P4b1K/R2Q4 b - - 0 28
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 909
Best move: Qg2#