Chess puzzle (Checkmate)
Moves: 1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. d4 e5 6. Nf3 Bg4 7. c4 Qe4+ 8.
Be2 Bb4+ 9. Bd2 Bxf3 10. Bxb4 Bxe2 11. Qxe2 Qxe2+ 12. Kxe2 Nc6 13. Bd2 Nxd4+
14. Kd3 O-O-O 15. Kc3 Rd7 16. Rhe1 f6 17. Be3 Re8 18. Rad1 Red8 19. Bxd4 exd4+
20. Kd3 c5 21. Re4 g5 22. Rde1 b6 23. Re6 f5 24. R6e5 Rf7 25. Re7 Rxe7 26. Rxe7
h5 27. Rxa7 Rd7 28. Ra6 Kb7 29. Ra3 Re7 30. Kd2 f4 31. Rh3 h4 32. g3 f3 33.
gxh4 Re2+ 34. Kd1 Rxf2 35. hxg5 Rxb2 36. Rxf3 Rxa2 37. h4 Rh2 38. Rf4 Ka6 39.
g6 Ka5 40. g7 Rg2 41. Rf7 Kb4 42. h5 d3 43. h6 Kc3 44. Rd7 *
Position (FEN): 8/3R2P1/1p5P/2p5/2P5/2kp4/6r1/3K4 b - - 2 44
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1262
Best move: Rg1#