Assertion: volcano's eruption | /r/HasProperty | rare
Facets:
value: very
type: DEGREE
value: fortunately
type: MANNER
Source sentences:
text: Recorded eruptions are rare due to the area being unexplored well into the 19th century; the cloudy weather of its western coast might also have prevented sightings of eruptions.
text: Fortunately, very large eruptions are very rare events.
text: As with most natural events, small volcanic eruptions are very common, and large eruptions are very rare.