Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. e5 Ne8 6. Nf3 d6 7. Bf4 c5 8. exd6
cxd4 9. dxe7 Qxe7+ 10. Qe2 Qc5 11. Nd5 Nc6 12. g3 Bf5 13. Bg2 d3 14. Qd2 Qxc4
15. Ne3 Qe4 16. O-O Rd8 17. Rfe1 Qb4 18. Nxf5 Qxd2 19. Nxd2 gxf5 20. Rab1 Nd6
21. Bh3 Nd4 22. Re3 Ne4 23. Nxe4 fxe4 24. Rxe4 Ne2+ 25. Kf1 Nxf4 26. gxf4 Rfe8
27. f3 Rxe4 28. fxe4 Bh6 29. f5 d2 30. Rd1 Rc8 31. Ke2 Rc2 32. f6 Rxb2 33. e5
Kf8 34. e6 fxe6 35. Bxe6 b5 36. Kf3 a5 37. Rg1 b4 *
Position (FEN): 5k2/7p/4BP1b/p7/1p6/5K2/Pr1p3P/6R1 w - - 0 38
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 775
Best move: Rg8#