Assertion: seamount | /r/HasProperty | extinct volcanoes
Facets:
value: generally
type: DEGREE
Source sentences:
text: They are generally extinct volcanoes that, while active, created piles of lava that sometimes break the ocean surface.
text: They are usually extinct volcanoes.
text: They are generally extinct volcanoes that, when active, created piles of lava that sometimes break the ocean surface and come in a mixture of shapes and sizes which creates beautiful abundant reefs”.