About: http://webisa.webdatacommons.org/46750778

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	Stimulants are obtained from such sources as the seeds of coffee, kola, guarana, and cocoa; and drugs, such as morphine, come from opium-poppy fruits.
http://www.w3.org/ns/prov#wasQuotedFrom	britannica.com