Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 e6 3. Nc3 d5 4. e3 Bb4 5. Bd3 O-O 6. Bd2 h6 7. O-O c5 8. dxc5
Nc6 9. a3 Bxc5 10. b4 Bd6 11. Qc1 Ne5 12. Nxe5 Bxe5 13. f4 Bd6 14. Ne2 Ne4 15.
c3 f5 16. Bxe4 dxe4 17. c4 b6 18. Bc3 Bb7 19. Rd1 Qe7 20. Bd4 Rac8 21. Qc3 Rfd8
22. Rac1 Rc7 23. Qe1 Rdc8 24. c5 bxc5 25. bxc5 Bxc5 26. Bxc5 Rxc5 27. Rxc5 Qxc5
28. Nd4 Bd5 29. a4 a5 30. Kf2 Kh7 31. Ne2 Rb8 32. Rc1 Qa3 33. Ra1 Qb2 34. Rc1
Qa2 35. Ra1 Qb2 36. Rc1 Qa2 37. Ra1 Qc2 38. Rc1 Qxa4 39. Nc3 Rb2+ 40. Kg3 Qe8
41. h3 Qg6+ 42. Kh4 Rxg2 43. Nxd5 Rg4+ 44. hxg4 *
Position (FEN): 8/6pk/4p1qp/p2N1p2/4pPPK/4P3/8/2R1Q3 b - - 0 44
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 857
Best move: Qxg4#