Anchor: This is because mail-processing costs are almost all variable while delivery costs have a very large fixed component.
Entailed: Delivery costs have a very large fixed component whereas mail-processing costs are almost all variable.
Contradiction: Both mail-process and delivery costs are almost identical. 
Contradiction: the boy has green hair
Contradiction: The case of a fast-talking ex-convict who convinced dozens of professors that he was the nephew of esteemed Berkeley race and sports sociologist Harry Edwards, has been reported by the Chronicle.
Contradiction: A man hugging his daughter.
Contradiction: GAO believes that Congress should be careful to distinguish between those flexibilities that will solely enhance the operations of DHS and those that might simultaneously raise other concerns.