<http://webisa.webdatacommons.org/56235818> <http://www.w3.org/ns/prov#value> "writings, speeches, photographs, and other material relating to the professional and" . <http://webisa.webdatacommons.org/prov/284026851> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/56235818> . <http://webisa.webdatacommons.org/56235818> <http://www.w3.org/ns/prov#wasQuotedFrom> <unc.edu> . <http://webisa.webdatacommons.org/prov/61853831> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/56235818> . <http://webisa.webdatacommons.org/56235818> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> .