Anchor: The Fire Department is on the scene to assist in an accident.
Entailed: The fireman are helping at an accident scene.
Contradiction: The firemen are washing their truck at the station.
Contradiction: The man pushes his bike up the stairs.
Contradiction: A woman smoking outside.
Contradiction: The influx of people looking for work will ensure the figure will pass 10 million very soon.
Contradiction: The 1996 PM Criteria Document (US EPA, 1996a) summarizes a lot of this literature.