About: http://webisa.webdatacommons.org/36378809

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 presidents, including Thomas Jefferson, Andrew Jackson and Calvin Coolidge were also rumored to have black ancestry.
http://www.w3.org/ns/prov#wasQuotedFrom	ibtimes.com