Anchor: A group of teenagers in formal wear mingle and look at each other.
Entailed: teenagers are wearing clothes
Contradiction: teenagers are playing hockey on ice
Contradiction: The man is sitting in his bed alone.
Contradiction: A 5-year project evaluating matching incentives for low-income savers was authorized in 1998.
Contradiction: Most people take 3 hours to reach the top.
Contradiction: Maybe a woman is wearing a weird outfit and dances.