Anchor: a large white dog jumping up in the snow
Entailed: The animal and the ground covering are the same color.
Contradiction: The animal is a chihuahua.
Contradiction: It didn't seem like a good thing to do at the time.
Contradiction: Some members of Congress hold a grudge against Bill Gates because of his wealth.
Contradiction: John was going to leave the desk until last. 
Contradiction: A female eats a piece of fruit.