Assertion: coral reef | /r/HasProperty | built
Facets:
value: from stony corals
type: OTHER
Source sentences:
text: Most coral reefs are built from stony corals, whose polyps cluster in groups.
text: Most coral reefs are built from stony corals, whose polyps cluster in groups.
text: Coral reefs are built from stony coral, which evolved with large amounts of the wax cetyl palmitate in their tissues.