Anchor: A brown dog wades into a lake to retrieve a stick.
Entailed: There is a dog in the lake.
Contradiction: A dog is running up the street.
Contradiction: She is not doing well, and she is having trouble learning anything.
Contradiction: The data might be contained in reports such as unit diaries.
Contradiction: Disney has never once faced any possibility of going out of business or being dismantled.
Contradiction: If I'm hungry or guilty I can be a little happy for brocolli.