Anchor: A person in dark clothes and carrying a bag is crossing the street.
Entailed: A person is carrying a bag.
Contradiction: A person wearing dark clothes sits at the bus stop waiting for a ride home.
Contradiction: The state is saying the corporation is violating the tailgating laws. 
Contradiction: Two people are at a high elevation.
Contradiction: I don't remember what was the last movie that we've watched.
Contradiction: The girl is cleaning the floor.