About: http://webisa.webdatacommons.org/453792014

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	nd it means that a product must be fit to perform for the purposes it was sold, i.e. playing the piano.
http://www.w3.org/ns/prov#wasQuotedFrom	pianoworld.com