Anchor: On a cloudy day, a few people are by a pier over a dark body of water in which a boat is in the foreground.
Entailed: On a cloudy day, a few people are by a pier
Contradiction: On a cloudy day, a few people are not by a pier
Contradiction: Novak and Hunt were on their usual friendly terms. 
Contradiction: Some musicians are practicing.
Contradiction: Both men are blind.
Contradiction: Some CEOs believe that one person's talent can outperform an entire team.