About: http://webisa.webdatacommons.org/175958451

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	Music and drama critic presents a guide to nearly two hundred of the most frequently performed operas, including those by Mozart, Verdi, Wagner, Puccini, Strauss, and other composers.
http://www.w3.org/ns/prov#wasQuotedFrom	loc.gov