Chess puzzle (Checkmate)
Moves: 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Nd7 7. O-O-O Bd6
8. Bc4 Ke8 9. f3 a6 10. a4 h6 11. Bh4 Nb6 12. Bb3 Be6 13. Bxf6 gxf6 14. Nge2 h5
15. Nd5 Nxd5 16. Bxd5 Rb8 17. h4 Rg8 18. g3 Ke7 19. c3 c6 20. Bxe6 fxe6 21. Kc2
Bc5 22. Rh2 Rbd8 23. Rxd8 Kxd8 24. Rg2 f5 25. Kd1 Ke7 26. Ke1 Be3 27. Ng1 b5
28. Nh3 bxa4 29. exf5 exf5 30. Re2 Rxg3 31. Rxe3 Rxh3 32. Rxe5+ Kf6 33. Rc5
Rxh4 34. Rxc6+ Kg5 35. Rxa6 Rh1+ 36. Kf2 Rh2+ 37. Kg3 Rxb2 *
Position (FEN): 8/8/R7/5pkp/p7/2P2PK1/1r6/8 w - - 0 38
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 980
Best move: f4#