About: http://webisa.webdatacommons.org/421052232

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	Interfertility undermined the polygenist theory that each race was a different species, since interracial offspring would have been impossible under polygenism.
http://www.w3.org/ns/prov#wasQuotedFrom	understandingrace.org