Assertion: fault's earthquake | /r/CapableOf | break ground
Facets:
value: in the past
type: TEMPORAL
Source sentences:
text: Disturbed sediment layers indicate four big earthquakes on the West Valley fault broke ground in the past — 15,700, 13,000, 12,300 and 5,500 years ago, said Hylland, also a geologist at the Utah Geological Survey.