About: http://webisa.webdatacommons.org/92821975

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	Other signatories included such notables as Harry Belafonte, Danny Glover, Gore Vidal, Alice Walker, Carlos Santana, and Bonnie Raitt.
http://www.w3.org/ns/prov#wasQuotedFrom	conservativeunderground.com