About: http://webisa.webdatacommons.org/315538789

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	Perl and Python exist to extend shell scripting, mostly, and are never used when performance is an issue but you generally use them to make quick hack fixes or make a small script to do something.
http://www.w3.org/ns/prov#wasQuotedFrom	techreport.com