Anchor: They cited a forged document, the Donation of Constantine, supposedly bequeathing them political authority over all of Italy.
Entailed: The Donation of Constantine gave them political authority throughout Italy.
Contradiction: The Donation of Constantine was genuine.
Contradiction: the dog was under the bed
Contradiction: The bridge is never more than twenty years old.
Contradiction: A man cooks spaghetti.
Contradiction: Bellini's L'Ivresse is an Italian paintings.