Anchor: If Monica must be killed to save the president, she will be killed (metaphorically speaking, of course).
Entailed: If Monica has to be the sacrificial lamb, so be it.
Contradiction: Nothing can save this president.
Contradiction: A person is skiing next to a building.
Contradiction: There are advertisements in the city.
Contradiction: The man is running down a flat street.
Contradiction: We saw the Colts and Raiders whilst in Maryland.