Chess puzzle (Checkmate)
Moves: 1. Nf3 e6 2. g3 b6 3. Bg2 Bb7 4. O-O f5 5. c4 Nf6 6. Nc3 Bb4 7. d3 Bxc3 8. bxc3
O-O 9. e4 fxe4 10. Ng5 Na6 11. Re1 Nc5 12. d4 Nd3 13. Re2 Nxc1 14. Rxc1 Qe8 15.
Nxe4 Nxe4 16. Bxe4 Bxe4 17. Rxe4 Qg6 18. Qe2 Rf6 19. Re1 Raf8 20. f4 h5 21. Qe3
h4 22. Kg2 Qg4 23. Qf3 Rg6 24. Qxg4 Rxg4 25. Kf3 Rg6 26. g4 Rgf6 27. g5 Rf5 28.
Kg4 Kh7 29. Rf1 Ra5 30. Rf2 Ra3 31. Re3 Ra4 32. Kxh4 Rxc4 33. Kg4 c5 34. Rd3
Kg6 35. h4 Rf5 36. h5+ Kf7 37. Re2 Ke7 38. Re5 Rf8 39. f5 cxd4 40. cxd4 Rc2 41.
fxe6 dxe6 42. Rde3 Rxa2 43. Rxe6+ Kd8 44. h6 gxh6 45. gxh6 Rg2+ 46. Kh3 Rg5 47.
R3e5 Rg1 48. Kh4 Rfg8 49. Re3 R1g4+ 50. Kh5 *
Position (FEN): 3k2r1/p7/1p2R2P/7K/3P2r1/4R3/8/8 b - - 10 50
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1061
Best move: R8g5#