About: http://webisa.webdatacommons.org/317059171

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	An expression of a musical work such as an opera or other work for the musical stage, or an oratorio, that uses the text of the related work.
http://www.w3.org/ns/prov#wasQuotedFrom	yale.edu