About: http://webisa.webdatacommons.org/355104588

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	In case you do not have time to read the book, here is the highest level I can give you:
http://www.w3.org/ns/prov#wasQuotedFrom	metafilter.com