Anchor: A boy in a red shirt and blue jeans is playing with a flying toy in a field on a day with blue skies and puffy clouds.
Entailed: A young person is playing with an object in the air.
Contradiction: A boy is playing with a toy dumptruck on the street.
Contradiction: Some girl is filling her bag with rain water.
Contradiction: The success of macroeconomic activism has helped free market microeconomics survive.
Contradiction: Tommy was happy that Peel Edgerton did not join them. 
Contradiction: It's possible that you won't find the signed first edition you've been dreaming about.