Assertion: pencil | /r/HasProperty | mass-produced
Facets:
value: by definition
type: OTHER
value: from mid-19c
type: TEMPORAL
Source sentences:
text: The modern clay-graphite mix was developed early 19c., and pencils of this sort were mass-produced from mid-19c.
text: Many may claim that a pencil is, by definition, wood-encased, and perhaps also mass-produced, a tautology that seems perfectly in keeping with an argument that seems to run: