Chess puzzle (Checkmate)
Moves: 1. d4 d6 2. e4 e5 3. Be3 exd4 4. Bxd4 Nc6 5. Nf3 Nxd4 6. Qxd4 Ne7 7. Bc4 Nc6 8.
Qe3 Be7 9. Nc3 O-O 10. O-O-O Be6 11. Bxe6 fxe6 12. h4 Qe8 13. Ng5 Qg6 14. f4 h6
15. h5 Qf6 16. Nh3 Qf7 17. g4 a6 18. Rdf1 Qe8 19. Rhg1 Rd8 20. g5 hxg5 21. Nxg5
Bxg5 22. Rxg5 Rd7 23. Rfg1 Rf6 24. h6 Rxh6 25. f5 exf5 26. Rxf5 Kh7 27. Nd5 Rf7
28. Qf4 Rxf5 29. Qxf5+ g6 30. Nf6+ Kh8 31. Qg5 Qf8 32. Ng4 Rh7 33. Qxg6 Ne5 34.
Nxe5 dxe5 35. Kb1 c6 36. Qe6 Rg7 37. Qxe5 Qe7 38. Qxe7 *
Position (FEN): 7k/1p2Q1r1/p1p5/8/4P3/8/PPP5/1K4R1 b - - 0 38
Black to move.
Themes: Hanging Piece Endgame, Queen and Rook Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 887
Best move: Rxg1#