About: http://webisa.webdatacommons.org/390383003

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	Or that slavery was an economic system that started in other places but that the colonial populations participated in to develop America.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com