Assertion: lead | /r/HasProperty | common element
Facets:
value: up until 1978
type: TEMPORAL
value: in interior paints
type: LOCATION
value: in exterior
type: LOCATION
Source sentences:
text: Lead is a common element.
text: Up until 1978, when federal regulations restricted the use of lead in household paint, lead was a common component in exterior and interior paints.