About: http://webisa.webdatacommons.org/271460950

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	About a half of the U.S. Presidents can trace their ancestry back to Charlemagne with some, such as George Washington, able to trace their ancestry through several lines back to Charlemagne.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com