Assertion: prickly pear's spine | /r/HasProperty | removed by sanding
Facets:
value: in a grit medium
type: LOCATION
value: from the pads
type: LOCATION
value: by burning off the spines
type: MANNER
Source sentences:
text: The spines are removed from the pads by “sanding” them in a grit medium or by burning off the spines.