About: http://webisa.webdatacommons.org/193386851

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The document adds: ???Lead concentrations may not be uniform over the entire area to be painted, since the lead is a residue from incompletely-removed previous painting activities.
http://www.w3.org/ns/prov#wasQuotedFrom	paintsquare.com