Anchor: The portion of mail not requiring delivery is a very important contributor to the finances of a post.
Entailed: A post's finances are strongly affected by the portion of mail that does not require delivery.
Contradiction: Non delivered mail puts a great financial strain on a post.
Contradiction: A nurse staff is pointing out the picture.
Contradiction: a skier is airborne
Contradiction: the skaters are asleep
Contradiction: A vehicle is outside.