Chess puzzle (Checkmate)
Moves: 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 cxd4 5. Nxd4 e5 6. Nxc6 bxc6 7. c4 Bc5 8.
cxd5 cxd5 9. O-O Bb7 10. Nc3 Nf6 11. Bg5 Qb6 12. Bxf6 Qxf6 13. Nxd5 Bxd5 14.
Qxd5 Rc8 15. Rac1 Bxf2+ 16. Kh1 Rxc1 17. Rxc1 O-O 18. Rf1 Qb6 19. Qxe5 Bd4 20.
Qe7 Qxb2 21. Bd5 Bf6 22. Qe4 Rd8 23. Bc4 Qb6 24. Bd3 g6 25. Qf3 Kg7 26. h4 Qe6
27. a4 Bd4 28. a5 *
Position (FEN): 3r4/p4pkp/4q1p1/P7/3b3P/3B1QP1/4P3/5R1K b - - 0 28
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 790
Best move: Qh3#