About: http://webisa.webdatacommons.org/418837865

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	Civil rights leaders, including Martin Luther King Jr., Joseph L. Rauh Jr., Whitney Young, Roy Wilkins, A. Philip Randolph,Walter Reuther, and Sam Weinblatt lead the March on Washington in 1963.
http://www.w3.org/ns/prov#wasQuotedFrom	courantblogs.com