About: http://webisa.webdatacommons.org/2342172

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	For example, post on lists/forums, have a webpage or other web presence, but avoid statements that can be misjudged.
http://www.w3.org/ns/prov#wasQuotedFrom	libraryjournal.com