Anchor: roactive notification systems, portals and gateways to information for particular groups, and interactive participation mechanisms) should be more widely used.
Entailed: Notification systems should be used more widely.
Contradiction: Notifcation systems are a waste of time.
Contradiction: Two army soldiers are walking through a maze.
Contradiction: Czesiek was responsible for a major hit by creating the special mode for Mother's Day. 
Contradiction: We lingered and I was allowed to walk at a slow pace.
Contradiction: The Knights of St. John were ejected from the Dodecanese in 1522.