Assertion: volcano | /r/CapableOf | exist for long time
Facets:
value: on earth
type: LOCATION
value: according to a 2015 paper
type: TEMPORAL
Source sentences:
text: Volcanoes have existed for a long time on Earth, likely causing disasters such as the Permian mass extinction about 250 million years ago, the greatest mass extinction in Earth's history, according to a 2015 paper.