About: http://webisa.webdatacommons.org/166614969

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 fact that so many companies which marketed impairment testing systems were no longer in business was a major obstacle.
http://www.w3.org/ns/prov#wasQuotedFrom	workrights.us