Assertion: glass | /r/HasProperty | ground
Facets:
value: very finely
type: DEGREE
value: for high quality flat glass
type: CAUSE
Source sentences:
text: This meant that the glass was ground and carved in a cold state.
text: Even this glass was of nonuniform thickness and had some roughness at its surface, therefore, for high quality flat glass, it had to be ground and polished.
text: The glass would have to be very finely ground, or the victim would notice it as he ate.