Anchor: At this juncture in his thoughts a taxi with flag erect turned the corner of the street ahead.
Entailed: The taxi's flag is up.
Contradiction: The taxi had its flag down.
Contradiction: Cooper held a show but no one turned up.
Contradiction: There is a person rock climbing.
Contradiction: The ancient ramparts have no trees on them.
Contradiction: A parade is making it's way down the street.