About: http://webisa.webdatacommons.org/226042324

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	The cover of the book may be formed with switches, pressure points in the form of piano keys, a speaker, radio tuners, or other devices that pertain to a particular project for the booklet.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com