Chess puzzle (Checkmate)
Moves: 1. c4 f5 2. Nc3 c6 3. g3 e6 4. Bg2 d5 5. cxd5 exd5 6. e3 Nf6 7. d4 Bd6 8. Nf3
O-O 9. O-O Ne4 10. Nxe4 fxe4 11. Nd2 Qg5 12. Nb3 Bg4 13. Qc2 Bf3 14. Bh3 Qh5
15. Be6+ Kh8 16. h4 Rf6 17. Bh3 Rg6 18. Nd2 Qxh4 19. Nxf3 Qxh3 20. Ne5 Rh6 21.
Nf7+ Kg8 22. Nxh6+ gxh6 23. b3 Nd7 24. a4 Rf8 25. Ba3 Bxa3 26. Rxa3 Rf5 27. f4
Qxg3+ 28. Qg2 Qxg2+ 29. Kxg2 Kf7 30. Kf2 Nf6 31. Rh1 h5 32. Raa1 Ng4+ 33. Ke2
Ke6 34. a5 Kd6 35. a6 b6 36. Rh4 h6 37. Rah1 Nf6 38. b4 c5 39. bxc5+ bxc5 40.
dxc5+ Kxc5 41. Rc1+ Kb5 42. Rh2 Ng4 43. Rg2 Kxa6 44. Ke1 Nxe3 45. Ra2+ Kb7 46.
Rb2+ Ka8 *
Position (FEN): k7/p7/7p/3p1r1p/4pP2/4n3/1R6/2R1K3 w - - 4 47
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 854
Best move: Rc8#