Anchor: Old Man is always on lookout for a good rider.
Entailed: The Old Man likes to ride.
Contradiction: The Old Man does not like to ride.
Contradiction: Executives do not play an important part in development of the organization, and do not need these skills. 
Contradiction: A man is playing an instrument.
Contradiction: A Vietnam War veteran is bent over, clutching both of his ankles.
Contradiction: The Saint-Pierre bridge provides a captivating view of its flowery river banks.