Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nc3 d5 4. Bb5+ c6 5. Ba4 b5 6. Bb3 dxe4 7. Nxe5 b4 8.
Ne2 Ng4 9. d4 Nxe5 10. dxe5 Qxd1+ 11. Kxd1 Bc5 12. Bf4 Bxf2 13. Nd4 Bg4+ 14.
Ne2 Na6 15. Bc4 O-O-O+ 16. Kc1 Nc5 17. Rf1 e3 18. Bg3 Bxe2 19. Bxe2 Bxg3 20.
hxg3 Rd2 21. Re1 Re8 22. Bg4+ Kc7 23. Rxe3 Rxg2 24. b3 f6 25. a3 Rg1+ 26. Bd1
Rd8 27. Kb2 Rdxd1 28. Rxd1 Rxd1 29. exf6 bxa3+ 30. Kxa3 Ra1+ 31. Kb2 Rd1 32. b4
Na6 33. Re7+ Kb6 34. fxg7 Rd8 35. Kb3 Nc7 36. Rf7 Rg8 37. c4 Ne6 38. c5+ Kb5
39. Rxa7 Rxg7 *
Position (FEN): 8/R5rp/2p1n3/1kP5/1P6/1K4P1/8/8 w - - 0 40
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 994
Best move: Ra5#