Anchor: Two female students observe a beaker filled with several test tubes.
Entailed: The female students are in the lab.
Contradiction: The female students are in their dorm room asleep.
Contradiction: Horoyuji was built by the Chinese. 
Contradiction: The dog belongs to the family
Contradiction: Carter is unknown, largely.
Contradiction: As to this visitor, she was a little exercised in her own mind.