About: http://webisa.webdatacommons.org/408217391

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	Every human being, if he/she traces his family tree back to Lucy will discover that at least one of his ancestors was a slave.
http://www.w3.org/ns/prov#wasQuotedFrom	pjmedia.com