Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. d3 Nc6 3. Nc3 Bb4 4. Bd2 d6 5. a3 Bxc3 6. Bxc3 a6 7. h3 Nf6 8. Nf3
O-O 9. Bd2 Nd4 10. Be2 c5 11. Be3 Nxe2 12. Qxe2 b6 13. Qd2 Bb7 14. g4 Re8 15.
g5 Nh5 16. Qe2 Nf4 17. Bxf4 exf4 18. h4 d5 19. O-O-O dxe4 20. dxe4 Qe7 21. Nd2
Bxe4 22. Nxe4 Qxe4 23. Qxe4 Rxe4 24. Rd6 Re6 25. Rd3 g6 26. h5 Re5 27. h6 Rxg5
28. Rhd1 Re5 29. Rd8+ Re8 30. Rxa8 Rxa8 31. Rd6 Rb8 32. Kd2 c4 33. Ke2 a5 34.
Kf3 g5 35. Kg4 b5 36. Kxg5 b4 37. axb4 axb4 38. Kxf4 b3 39. cxb3 Rxb3 *
Position (FEN): 6k1/5p1p/3R3P/8/2p2K2/1r6/1P3P2/8 w - - 0 40
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 652
Best move: Rd8#