Assertion: coral reef | /r/LocatedNear | volcanic island
Facets:
value: in the tropical sea
type: LOCATION
Source sentences:
text: He reasoned that a fringing coral reef surrounding a volcanic island in the tropical sea will grow upward as the island subsides (sinks), becoming an "almost atoll", or barrier reef island, as typified by an island such as Aitutaki in the Cook Islands, Bora Bora and others in the Society Islands.