Anchor: Several bicyclists are riding their bikes in a city street.
Entailed: Bicyclists ride in a city street.
Contradiction: Bicyclists ride on a country road.
Contradiction: A man in black is running on a sidewalk
Contradiction: Hardware such as inlet fans and dampers are commonly used in other large industries. 
Contradiction: The dog is running after a cat.
Contradiction: Someone is wearing a costume.