Anchor: Surrounded by rounded fells rather than high mountains, the countryside here is restful rather than challenging, and the walking is easy.
Entailed: The countryside here is surrounded by mountains.
Contradiction: The countryside is steep and a difficult trek for beginners.
Contradiction: Hiring a mistress would be easy for Clinton. 
Contradiction: A man is taking a run on the track.
Contradiction: It's best right now for us to hold off on doing anything.
Contradiction: The libertarians hold on to strong philosophical positions.