Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 Be7 6. O-O O-O 7. Nc3 h6 8. a3
c6 9. b4 a5 10. b5 cxb5 11. Nxb5 Bd7 12. Ne5 Bxb5 13. Bxb5 Qc7 14. a4 Nc6 15.
Ba3 Bxa3 16. Rxa3 Nd7 17. Nxc6 bxc6 18. Rc3 Nb8 19. Qc2 Rc8 20. Rc1 Qb6 21.
Bxc6 Nxc6 22. Rxc6 Rxc6 23. Qxc6 Qxc6 24. Rxc6 Rb8 25. h4 Rb4 26. Rc8+ Kh7 27.
Ra8 Rxa4 28. Ra7 Kg6 29. g4 Ra1+ 30. Kg2 a4 31. Kf3 Kf6 32. Ke4 a3 33. f4 g6
34. g5+ hxg5 35. hxg5+ Kg7 36. Ke5 a2 37. e4 Kf8 38. Kf6 Rf1 *
Position (FEN): 5k2/R4p2/4pKp1/6P1/3PPP2/8/p7/5r2 w - - 3 39
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1075
Best move: Ra8#