Anchor: a black dog is following a brown dog that is carrying a brown plate through a grassy field.
Entailed: A black dog is following a brown dog.
Contradiction: A black dog is following a white dog.
Contradiction: The president didn't do anything to establish a transition office with management and budget 
Contradiction: The treatment programs usually aim towards teetotalism.
Contradiction: All commentators agree that the Swiss banks have repented over their actions relating to Holocaust victims.
Contradiction: The site offers many solutions to help organizations to promote and recruit volunteers.