About: http://webisa.webdatacommons.org/203506231

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	Things such as the product description, keywords, ISBN identifier, publisher and so forth are not mandatory, so if you feel lazy, you can leave them out.
http://www.w3.org/ns/prov#wasQuotedFrom	guidohenkel.com