Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 d6 7. Nf3 Bg7 8. e4
O-O 9. Bb5 Bxa6 10. Qe2 Qa5 11. Bd2 Nxe4 12. Bxa6 Nxc3 13. bxc3 Bxc3 14. Bb7
Qa3 15. Bxa8 Bxa1 16. O-O Qxa2 17. Bc6 Bf6 18. Qb5 c4 19. Bh6 Rd8 20. Rb1 c3
21. Qxb8 e5 22. Qb3 Qa5 23. Qb4 Qa2 24. Rc1 c2 25. Bg5 Bxg5 26. Nxg5 Qa7 27.
Qa4 Qe7 28. Ne4 f5 29. Nd2 e4 30. Qxc2 e3 31. fxe3 Qxe3+ 32. Kh1 f4 33. Nf3 Rb8
34. Re1 Qa3 35. Qe2 Rf8 36. Qe6+ Kg7 37. h3 Qb4 38. Ng5 Rf6 39. Qe7+ Kh6 40.
Rf1 Qc4 41. Rg1 Qd4 42. h4 f3 43. Nf7+ Rxf7 44. Qxf7 *
Position (FEN): 8/5Q1p/2Bp2pk/3P4/3q3P/5p2/6P1/6RK b - - 0 44
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1131
Best move: Qxh4#