Assertion: glacier's ice | /r/HasProperty | thick
Facets:
value: in some areas
type: LOCATION
value: up to 4.7 kilometers
type: OTHER
Source sentences:
text: Antarctic ice is up to 4.7 kilometers (3 miles) thick in some areas.
text: The ice is so thick, dense and old that it absorbs all colours of the spectrum except the colour blue, so that's the colour we see.
text: Begins when ice is more than 50m thick.