About: http://webisa.webdatacommons.org/95157157

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	The latter syntax has no meaning, except if your string is a javascript variable (for example document.body or myvar if you defined myvar).
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com