Given a premise, retrieve a hypothesis that is entailed by the premise.You can also view a Roman Nileometer carved in the rock which measured the height of the river and helped the ancient priests to time the announcement of the Nile flood that initiated a movement of workers from the fields to community projects such as temple building.
A Nileometer measured the river's height and helped priests with their flood announcements.
The Roman Nileometer was washed away due to erosion and cannot be seen.