About: http://webisa.webdatacommons.org/413653005

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	Obviously if you want to get into semantics and point out that 'etude' literally means 'study' in french, you could argue that every piece of music in the world is an etude since you are studying it while you learn it.
http://www.w3.org/ns/prov#wasQuotedFrom	pianoworld.com