About: http://webisa.webdatacommons.org/80359363

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 them at Moddersmart for $17.95 USD (Performance-pcs has them at $21.95, but their shipping was a couple of bucks less than Moddersmart).
http://www.w3.org/ns/prov#wasQuotedFrom	bit-tech.net