Assertion: castle's moat | /r/HasProperty | dry
Facets:
Source sentences:
text: The excavation of earth to make the mound left a ditch around the motte, called a moat (which could be either wet or dry).
text: A moat was a defensive ditch with steep sides, and could be either dry or filled with water.
text: However, moats may also be dry.
text: Even today, it is common for mountain Japanese castles to have dry moats.