Assertion: glacier's valley | /r/HasProperty | rounded by glacier
Facets:
Source sentences:
text: Many geological formations are created by glacial movement, including fjords (long, deep inlets with steep sides), U-shaped glacial valleys (V-shaped valleys are rounded by a glacier), cirques (bowl-shaped depressions formed at the beginning or end of a glacier -- a cirque has high walls except for the downhill portion where the glacier flowed), and many others.