Anchor: needed and it was the van that i needed then to buying the you know traded it in on the Chevy van but uh sure enjoyed it
Entailed: I traded something in for a Chevy van.
Contradiction: I traded something in for a Corvette.
Contradiction: The act does not require anything of relevance.
Contradiction: A woman is wearing blue
Contradiction: Madrid is a small city with tourist destinations spread all around. 
Contradiction: They are close to the airport.