Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Nf3 Nf6 3. c4 g6 4. g3 Bg7 5. Bg2 dxc4 6. Ne5 O-O 7. Nxc4 c5 8. d5
Nbd7 9. O-O Nb6 10. Nxb6 axb6 11. Nc3 Bg4 12. h3 Bf5 13. e4 Bd7 14. e5 Ne8 15.
f4 b5 16. Ne4 c4 17. Be3 Qc8 18. a3 Bxh3 19. Bxh3 Qxh3 20. Rf2 Nc7 21. Rh2 Qf5
22. Nc3 h5 23. Kf2 Rad8 24. Qf3 Qc2+ 25. Qe2 Qxe2+ 26. Kxe2 Nxd5 27. Nxd5 Rxd5
28. Rah1 Rfd8 29. g4 hxg4 30. Rh4 f5 31. exf6 Bxf6 32. Rxg4 Kf7 33. Rh7+ Ke6
34. Rxg6 Kf5 35. Rg1 Bxb2 36. Rxe7 Bxa3 37. Rxb7 b4 38. Rg5+ Ke6 39. Rb6+ R8d6
40. Rg6+ Kd7 41. Rg7+ Kc8 42. Rbb7 Rd8 *
Position (FEN): 2kr4/1R4R1/8/3r4/1pp2P2/b3B3/4K3/8 w - - 10 43
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1067
Best move: Rgc7#