About: http://webisa.webdatacommons.org/344281067

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	Before 1600, people studied substances to figure out how to do things such as turn lead into gold, but no one managed to do that.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org