About: http://webisa.webdatacommons.org/329294458

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	But, alike in Africa and in America, these ventures were notably unstable: we know, for instance, that the Inca empire was established in the twelfth century or thereabouts.
http://www.w3.org/ns/prov#wasQuotedFrom	illinois.edu