Anchor: Last call at pubs is at 11 sharp, to ensure that guests don't linger much beyond 11:15.
Entailed: Guests require some early warning so that they leave on time.
Contradiction: Last call is at 10 sharp at pubs, and guests are immediately required to leave.
Contradiction: The paintings from 1987 are repulsive, but unique. 
Contradiction: We expect to modify the branded system in the future 
Contradiction: There are girls in a car.
Contradiction: The children and lovers are outside on a hot summer day.