Anchor: A baseball pitcher is about to throw the ball.
Entailed: Person about to throw a ball.
Contradiction: A pitcher is about to catch the ball.
Contradiction: The only topic of conversation at dinner was the murder. 
Contradiction: A girl has long brown hair.
Contradiction: He's completely qualified and seems really excited to succeed in his new mission.
Contradiction: It is difficult to make an assessment of the science of mercury fate, transport, and transformation