Anchor: Two people dressed in animal costume outside of a building.
Entailed: Humans  in costume
Contradiction: Nobody has a costume
Contradiction: We landed the helicopter and got out.
Contradiction: The restaurant business is not doing so well up here.
Contradiction: A person injured his hamstring, and could not ride to the mountain today.
Contradiction: When it gets released next month, Internet Explorer 4.0 will allow automatic download of Slate.