Anchor: No evidence is available about the slope of the postal service's cost curve at or above the 40-billion-piece level.
Entailed: No one has any evidence about the postal service's cost curve.
Contradiction: Lots of evidence is available about the slope of the postal service's cost curve.
Contradiction: They were forced to let her stay at her home.
Contradiction: Two women are working on something together.
Contradiction: The man in the brown shirt is sitting on a chair.
Contradiction: A group of people are gathered outside.