About: http://webisa.webdatacommons.org/53335223

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	For example, construction materials testing technicians sample and run tests on rock, soil, cement, asphalt, wood, steel, concrete, and other materials.
http://www.w3.org/ns/prov#wasQuotedFrom	vault.com