Anchor: A dog is walking through snow and a figure is in the distance.
Entailed: It is cold outside.
Contradiction: The dog is laying on the beach sipping a corona.
Contradiction: Rennie doesn't need another hand, he's fine doing it alone. 
Contradiction: On Easter, we placed some Easter eggs on our yard.
Contradiction: He was researching on the chemical reaction of Zyclon A into the walls of the building.  
Contradiction: How have your own price, cross price and expenditure elasticizes changed over time?