Assertion: earthquake | /r/HasProperty | megathrust earthquakes
Facets:
value: since 1900
type: TEMPORAL
Source sentences:
text: Reverse faults, particularly those along convergent plate boundaries, are associated with the most powerful earthquakes, megathrust earthquakes, including almost all of those of magnitude 8 or more.
text: Since 1900, all earthquakes of magnitude 9.0 or greater have been megathrust earthquakes.