About: http://webisa.webdatacommons.org/451483741

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	And because most of the raw material is imported, we often can not be sure of exactly what we are getting.
http://www.w3.org/ns/prov#wasQuotedFrom	sciencedaily.com