About: http://webisa.webdatacommons.org/184166855

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 node is a text node, we echo its value (lines 13???16) and if it???s an element, we call process_children recursively (lines 17???18).
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com