Anchor: Four young Asian teens exchange liquid in large metal cups with the person beside them.
Entailed: Teens share a drink.
Contradiction: Teens share some chicken fingers.
Contradiction: The United States investors sink money only into companies with strict policies on providing information on their finances. 
Contradiction: A dog went after the tennis ball.
Contradiction: The boy is swimming in the clean pool.
Contradiction: I think that is getting more common.