About: http://webisa.webdatacommons.org/164618252

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	explaining what problems, so far, prevent one from saying that there is a theory at all - and they study these problems much more quantitatively and rigorously than I would ever be able to do.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.co.uk