About: http://webisa.webdatacommons.org/218696932

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	The introduction of black to signify race was a verbal innovation in the late 1960s-early 1970s when it gained traction.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com