About: http://webisa.webdatacommons.org/221817927

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	Books on Wagner (The Ring and more): Wagner was such a controversial man, it should be no surprise that there is a huge number of books about Wagner, the man and his music.
http://www.w3.org/ns/prov#wasQuotedFrom	winograd.com