About: http://webisa.webdatacommons.org/224612751

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	These work for the mailto links on web pages (such as answer@pcworld.com), but do not help if you want to send mail from Windows Explorer, Word, or other applications.
http://www.w3.org/ns/prov#wasQuotedFrom	pcworld.com