About: http://webisa.webdatacommons.org/85219784

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	Sumerian records indicate that the alien rulers were involved in mining and other exploitation of natural resources that involved humans performing lifetimes of backbreaking labor.
http://www.w3.org/ns/prov#wasQuotedFrom	bibliotecapleyades.net