Assertion: volcano's vent | /r/CapableOf | follow by eruption
Facets:
value: often
type: TEMPORAL
value: within seconds
type: TEMPORAL
value: from vent
type: OTHER
Source sentences:
text: On 7 November, vent 1 ejected lava fountains to 100 m height, often followed within seconds by eruptions from vent 3, the southernmost vent in C1.