Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nc3 e6 3. Bf4 d5 4. e3 a6 5. h4 c5 6. g4 cxd4 7. exd4 Bd6 8. Qd2
Nc6 9. O-O-O Nxg4 10. Nf3 h5 11. Rg1 Bxf4 12. Qxf4 Qf6 13. Qg3 g6 14. Ng5 Qxf2
15. Qc7 O-O 16. Bd3 Qxh4 17. Nf3 Qf6 18. Rdf1 Qg7 19. Ne2 Nb4 20. Nf4 Nxd3+ 21.
cxd3 b6 22. Ne5 Nxe5 23. dxe5 Qh6 24. Kb1 a5 25. Nxg6 fxg6 26. Rxf8+ Qxf8 27.
Rxg6+ Kh8 28. Rf6 Qg7 29. Qd8+ Kh7 30. Qe8 Ba6 31. Qxa8 Bxd3+ 32. Kc1 Qg5+ 33.
Kd1 Qg4+ 34. Kd2 Qe2+ 35. Kc3 Qc2+ 36. Kd4 Qc4+ 37. Ke3 Qe4+ 38. Kd2 Qe2+ 39.
Kc3 d4+ 40. Kxd4 Qe4+ 41. Kc3 Qc4+ 42. Kd2 Qc2+ 43. Ke3 Qc1+ 44. Kxd3 Qd1+ 45.
Ke4 Qd5+ 46. Kf4 Qd4+ 47. Kg5 *
Position (FEN): Q7/7k/1p2pR2/p3P1Kp/3q4/8/PP6/8 b - - 6 47
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1177
Best move: Qg4#