Assertion: volcano's flow | /r/CapableOf | sustain movement
Facets:
value: for long periods of time
type: TEMPORAL
value: by this mechanism
type: MANNER
Source sentences:
text: Though the top of the flow quickly cools down, the molten underbelly of the flow is buffered by the solidifying rock above it, and by this mechanism, ʻaʻa flows can sustain movement for long periods of time.