About: http://webisa.webdatacommons.org/387688142

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	Rev. Chatmon gave examples, such as the Underground Railroad and Harriet Tubman, abolition and Frederick Douglas, and civil rights and Martin Luther King Jr.
http://www.w3.org/ns/prov#wasQuotedFrom	ssentinel.com