Chess puzzle (Checkmate)
Moves: 1. e4 g6 2. d4 Bg7 3. e5 d6 4. f4 dxe5 5. fxe5 Nc6 6. Bf4 Nxd4 7. Nf3 Nxf3+ 8.
Qxf3 c6 9. Bc4 e6 10. O-O Qb6+ 11. Kh1 Qxb2 12. Nd2 Ne7 13. Ne4 O-O 14. Ng5
Bxe5 15. Bxe5 Qxe5 16. Nxf7 Kg7 17. Nxe5 Rxf3 18. Rxf3 Nf5 19. g4 Nd6 20. Bb3
b5 21. Nxc6 Bb7 22. Rd3 Bxc6+ 23. Kg1 Nc4 24. Re1 Bd5 25. a4 bxa4 26. Bxa4 Nb2
27. Rd4 Nxa4 28. Rxa4 a6 29. c4 Bf3 30. h3 Rc8 31. Rxe6 Bd1 32. Ra1 Bb3 33.
Rexa6 Rxc4 34. Rb1 Ba4 35. g5 Rd4 36. Rb7+ Kf8 37. Ra8+ Be8 38. Rxh7 Re4 39.
Rh6 Kg7 40. Ra7+ Bf7 41. Kf2 Re5 42. h4 Re4 43. Kf3 Rc4 44. h5 gxh5 45. Rxh5
Kg6 46. Rh3 Rc3+ 47. Kg2 Bd5+ 48. Kh2 Rc2+ 49. Kg3 Kxg5 50. Ra3 *
Position (FEN): 8/8/8/3b2k1/8/R5KR/2r5/8 b - - 1 50
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 928
Best move: Rg2#