Assertion: glacier | /r/CapableOf | abrade smooth slope
Facets:
value: on the upstream side
type: LOCATION
Source sentences:
text: The glacier abrades the smooth slope on the upstream side as it flows along, but tears rock fragments loose and carries them away from the downstream side via plucking.
text: The glacier abrades the smooth slope on the upstream side as it flows along, but tears rock fragments loose and carries them away from the downstream side via plucking.