Assertion: cave | /r/MadeOf | limestone
Facets:
value: entirely
type: DEGREE
Source sentences:
text: Littoral caves can be formed by one of two processes: caves made of limestone are produced by karst (dissolution) processes, and caves made of igneous rock are produced by pseudokarst (non-dissolutional) processes.
text: The caves are made entirely of limestone and feature a wide variety of formations, including stalactites, stalagmites, soda straws, columns, and flowstone.