Anchor: Microsoft's position is that Jackson did not actually remove Internet Explorer from his computer because the add/remove procedure leaves components of Internet Explorer on the machine.
Entailed: Jackson had Internet Explorer at some point on his device.
Contradiction: Jackson never had Internet Explorer on his device.
Contradiction: the two atletes are competing in a race
Contradiction: Humans near a car.
Contradiction: I have no mortgage payments. 
Contradiction: There is a person fishing.