Anchor: A Man wearing a winter hat creates pottery.
Entailed: A man is making pottery.
Contradiction: A child makes pottery in art class.
Contradiction: The copy machine is too full to add more paper at this time.
Contradiction: It's a flat fee right now, no matter how much garbage you put out. 
Contradiction: Scholars are certain that northern tribes made the pass difficult to defend by their constant raiding.
Contradiction: A man is on a horse at a rodeo.