Anchor: Pilot dropping cloth while cleaning airplane windows.
Entailed: The pilot is cleaning the plane windows.
Contradiction: A women sweeps the floor.
Contradiction: City water is perfectly safe and has nothing it it that could be considered hazardous. 
Contradiction: The group on stage performing are world-famous.
Contradiction: A man uses his laptop at the restaurant.
Contradiction: Territorial control around the country followed the example set by Clive.