About: http://webisa.webdatacommons.org/55303324

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	This is done by first boiling the raw opium in water, causing the alkaloids to disolve so that solids and other impurities may be strained from the mixture.
http://www.w3.org/ns/prov#wasQuotedFrom	mycotopia.net