Anchor: Two men are standing and talking to each other, one of them is wearing a shirt that says "summer school."
Entailed: There are two men
Contradiction: There are two women
Contradiction: Miss Prudence Cowley doesn't have any sisters. 
Contradiction: An animal plays outdoors.
Contradiction: So you said your eyesight is completely gone?
Contradiction: The artist was 26 he created the sculpture.