Anchor: A man with a helmet is going snowmobiling.
Entailed: A man is on a snowmobile.
Contradiction: A man with a helmet is on a motorcycle.
Contradiction: When I exercise I feel the need to stop immediately.
Contradiction: The quality didn't matter as much as the social aspect.
Contradiction: The man at the table was shirtless.
Contradiction: I had a gun in my cheek.