Anchor: Three young boys, a young girl, and a small dog are playing in a fort made of sticks.
Entailed: The group of kids are playing in a fort.
Contradiction: The group of kids are fighting in a tent.
Contradiction: The changes within the opera are of tremendous interest to Met audiences. 
Contradiction: Boys are at school.
Contradiction: A man sleeps on the couch.
Contradiction: A group performs