Assertion: ice avalanche | /r/CreatedBy | icefall
Facets:
value: from glaciers
type: TRANSITIVE-OBJECT
Source sentences:
text: Warning systems can detect avalanches which develop slowly, such as ice avalanches caused by icefalls from glaciers.
text: Warning systems can detect avalanches which develop slowly, such as ice avalanches caused by icefalls from glaciers.