Assertion: volcano's eruption | /r/CapableOf | continue for month
Facets:
Source sentences:
text: For example, the second phase of the 2010 eruptions of Eyjafjallajökull was classified as VEI 4 despite a modest 8 km high eruption column, but the eruption continued for a month, which allowed a large volume of ash to be ejected into the atmosphere.