Anchor: A man in a red button-down shirt is teaching a class in a classroom with blue painted walls.
Entailed: A man is teaching in the classroom.
Contradiction: The man with the red button down shirt is walking across the parking lot.
Contradiction: Drew used both of his elbows to wriggle around.
Contradiction: 5 grants to improve the nation were given.
Contradiction: the dog is dead
Contradiction: People on a rock.