Chess puzzle (Checkmate)
Moves: 1. g3 d5 2. Nf3 Bg4 3. Bg2 Nd7 4. d3 e6 5. O-O Bd6 6. Nbd2 f5 7. b3 Bxf3 8.
Nxf3 Ngf6 9. Bb2 O-O 10. d4 Ne4 11. Ne5 Nxe5 12. dxe5 Bc5 13. Bd4 Bxd4 14. Qxd4
c5 15. Qd3 Qa5 16. f3 Nc3 17. a3 f4 18. Bh3 Rae8 19. Kh1 d4 20. gxf4 Rxf4 21.
e3 Rh4 22. Bg2 Nd5 23. exd4 cxd4 24. f4 Ne3 25. Rf3 Nxg2 26. Kxg2 Qd5 27. Kg3
Rh6 28. Rd1 Rd8 29. c3 Rg6+ 30. Kf2 Qxb3 31. cxd4 Qb6 32. Rb1 Qxd4+ 33. Qxd4
Rxd4 34. Rxb7 h5 35. Rxa7 h4 36. a4 Rd2+ 37. Ke3 Rgg2 38. a5 *
Position (FEN): 6k1/R5p1/4p3/P3P3/5P1p/4KR2/3r2rP/8 b - - 0 38
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1243
Best move: Rge2#