Anchor: If the postal service presents him with a rate that does not vary with distance, he may, in effect, be subsidizing other mail.
Entailed: Some postal service users subsidize other mail in cases.
Contradiction: No postal service users subsidize other mail in cases.
Contradiction: Ca'daan knew Jon was not violent.
Contradiction: there are some people in this picture
Contradiction: The groups completely embraced social reconciliation. 
Contradiction: a man on a computer