Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d6 5. O-O O-O 6. c4 c6 7. Nc3 Re8 8. d5
cxd5 9. Nxd5 Nxd5 10. Qxd5 Nc6 11. Ng5 e6 12. Qf3 f6 13. Nh3 Nd4 14. Qe4 f5 15.
Qd3 e5 16. Bd5+ Be6 17. Bxb7 Rb8 18. Bd5 e4 19. Qd2 Bxd5 20. cxd5 Rb5 21. Nf4
Bh6 22. Qxd4 Bxf4 23. gxf4 Qh4 24. f3 Qh5 25. Qxa7 exf3 26. exf3 Rxd5 27. Qd7
Re2 28. Qd8+ Kg7 29. b4 *
Position (FEN): 3Q4/6kp/3p2p1/3r1p1q/1P3P2/5P2/P3r2P/R1B2RK1 b - - 0 29
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1338
Best move: Qxh2#