Assertion: volcano's activity | /r/HasProperty | followed by flank eruptions
Facets:
value: usually
type: TEMPORAL
value: up to a few months distant
type: TEMPORAL
Source sentences:
text: Activity centered on its summit are usually followed by flank eruptions up to a few months distant, and although Mauna Loa is historically less active than that of its neighbor Kilauea, it tends to produce greater volumes of lava over shorter periods of time.