About: http://webisa.webdatacommons.org/364037903

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	At least he is how it was when I have used them in the past.And paying $40 to try it out is not so bad, if you think there is a good chance it is what you want.
http://www.w3.org/ns/prov#wasQuotedFrom	pianoworld.com