Longest mate in King and Knight versus King and Rook endgame

Mate in 1

Also available in PGN notation.

White to move

Mate in 1 with Nf7#. Worse are Kh5, Ne4, Ne6, Nf3, Nh3 and Nh7 which throw away the win.

1. Nf7#

Checkmate.

1-0

An endgame analysis by Joe Leslie-Hurd on 16 February 2005.