About: http://webisa.webdatacommons.org/219359833

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	By 1972, progressive rock had a better-defined face, and that face was readily identifiable on albums such as Fragile and Close to the Edge, by Yes, Foxtrot by Genesis, and Thick as a Brick, by Jethro Tull.
http://www.w3.org/ns/prov#wasQuotedFrom	amazon.com