Assertion: volcano | /r/CapableOf | remain active
Facets:
value: for usually one or two years
type: TEMPORAL
Source sentences:
text: A volcano only remains active when it is releasing lava, gases or other substances.
text: A vent will remain active for usually one or two years.
text: Since then, the volcano has remained active, with a history of effusive and explosive eruptions, including 33 eruptions since the first well-documented eruption in 1843.