Anchor: The girl swings.
Entailed: the girl sits in the swing
Contradiction: the girl is running arond inside.
Contradiction: Look into it and you'll see that Exxon was the least profitable company in 1990. 
Contradiction: People attending a baseball game.
Contradiction: There is no limit on  how long the cases can last. 
Contradiction: My father is eighty years old and he is involved in towing cars.