About: http://webisa.webdatacommons.org/391450782

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	If the definition of a symbol is in a file other than the file in which it is used, then the definition must be available in the other file at the time of execution.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com