Anchor: A boy is jumping off the side of a running stone water fountain in front of a building.
Entailed: There is a fountain.
Contradiction: The boy is at a lake.
Contradiction: Was it a ghost town when you were out on a stroll?
Contradiction: A city worker is outside working.
Contradiction: The Black Death of 1348 caused its collapse.
Contradiction: Maybe someone else can figure this out.