Anchor: A man woodworking on a boat with another man looking on.
Entailed: The man is working on something.
Contradiction: The man is working on repairs for his car.
Contradiction: Jon was looking underwater. 
Contradiction: Sandra Flitterman-Lewis had to have a medical examination before teaching again this fall because students reported her behavior in class. 
Contradiction: A guy is frowning by a paint can.
Contradiction: Does his behavior add up to grounds for removal from office?