Anchor: Two men talking, one wearing a Summer School shirt.
Entailed: A man wearing a Summer School shirt is talking to another man.
Contradiction: Two men are sitting quietly reading.
Contradiction: They aren't publicly trading yet.
Contradiction: Kodak has a complicated history in Japan.
Contradiction: Some hormones might be compared to the role that purple wires play in electronics. 
Contradiction: A young kid is riding a dirt bike.