About: http://webisa.webdatacommons.org/87681286

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	Famous composers and pianists such as George Gershwin, Ferde Grofe, Richard Rodgers, and Vincent Youmans recorded piano rolls of their own songs.
http://www.w3.org/ns/prov#wasQuotedFrom	pbs.org