Assertion: cave | /r/CapableOf | form in glacier
Facets:
Source sentences:
text: Caves even form in glaciers where meltwater carves tunnels at the beginning of its journey to the sea.
text: Until now, we’ve talked about rocky caves – but caves can also form in glaciers.
text: Caves of a sort may also form in talus, glaciers, or as a result of earthquakes.