Anchor: He remembered now that she'd called him a mandrake-man before, in a tone of pity.
Entailed: He remembered that she has called him a name before.
Contradiction: She has never called him a mandrake man.
Contradiction: Universities have a large group to choose from.
Contradiction: There are people chatting outside.
Contradiction: Charlotte Square is named after the patron saint of England.
Contradiction: Apple might have helped a company like Compaq to make their software the most popular.