Anchor: Two white girls holding up signs advertising for a car wash fundraiser.
Entailed: Two girls are trying to get business.
Contradiction: Two black girls are holding up a sign advertising a car wash.
Contradiction: The teens are asleep in the tent.
Contradiction: An essential part of human experience is that the value may decrease as a result of efforts to increase the value. 
Contradiction: Snowballs have a chance in Hell.
Contradiction: A pataka, a metal belt, hangs over the roof to help conduct prayers heavenwards.