Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. e3 Bf5 3. Bd3 Qc8 4. Bxf5 Qxf5 5. Nf3 Qg6 6. O-O Nc6 7. b3 e6 8. c4
Bd6 9. c5 Be7 10. a3 Nf6 11. b4 O-O 12. b5 Nd8 13. c6 b6 14. a4 Ne4 15. Ne5 Qh6
16. Nd2 f6 17. Nd7 Bd6 18. g3 Ng5 19. Nxf8 Kxf8 20. Nf3 Nh3+ 21. Kg2 Nf7 22. e4
Qh5 23. e5 Be7 24. exf6 Bxf6 25. Ne5 Qxd1 26. Rxd1 Nhg5 27. Nd7+ Ke7 28. Nxf6
gxf6 29. Bxg5 Nxg5 30. f4 Ne4 31. Ra3 Nd6 32. Re1 f5 33. h3 Rg8 34. Kf3 Nc4 35.
Rc3 Nd2+ 36. Kg2 Ne4 37. Kf3 h5 38. Re2 h4 39. Rcc2 *
Position (FEN): 6r1/p1p1k3/1pP1p3/1P1p1p2/P2PnP1p/5KPP/2R1R3/8 b - - 1 39
Black to move.
Themes:  Endgame Hook Mate, Mate in 1 
Puzzle rating: 1172
Best move: Rxg3#