About: http://webisa.webdatacommons.org/375251728

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	I found this page [biztaxtalk.com] (I am not the author) which has an excellent summary of the three, pros and cons, and the tax implications, including some worked examples.
http://www.w3.org/ns/prov#wasQuotedFrom	slashdot.org