About: http://webisa.webdatacommons.org/413599491

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	Alternatively, line 141 can be made from a rigid material such as copper, polyvinyl chloride (PVC), galvanized iron, polycarbonate, and so forth.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com