Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 e6 3. a3 c5 4. e3 Nc6 5. Nf3 Qb6 6. Nc3 Nf6 7. cxd5 exd5 8. dxc5
Qxc5 9. Be2 Bd6 10. Bd2 Bf5 11. Rc1 Qb6 12. Na4 Qd8 13. O-O O-O 14. b4 Ne4 15.
Bc3 Nxc3 16. Rxc3 Be4 17. Nc5 Qe7 18. Bd3 f5 19. Bxe4 dxe4 20. Qd5+ Kh8 21. Nd2
Be5 22. Rcc1 Rad8 23. Qa2 Qd6 24. Ne6 Bxh2+ 25. Kh1 Rf6 26. Nxd8 Qxd8 27. g3
Rh6 28. Kg2 Qg5 29. Rh1 Qh5 30. Qd5 *
Position (FEN): 7k/pp4pp/2n4r/3Q1p1q/1P2p3/P3P1P1/3N1PKb/2R4R b - - 6 30
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1099
Best move: Qh3#