Anchor: Two postal workers smiling as they show off the donations of canned goods they have received.
Entailed: There are two postal workers smiling.
Contradiction: There are three clowns frowning.
Contradiction: The people are riding horses to a local saloon.
Contradiction: A person in a white hat is outdoors.
Contradiction: The rule noted quantity and benefits with ease. 
Contradiction: A person is flying