About: http://webisa.webdatacommons.org/375200618

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	Amazon is particularly good but many others are ok with this, e.g. B&H for photographic goods.
http://www.w3.org/ns/prov#wasQuotedFrom	which.co.uk