About: http://webisa.webdatacommons.org/308678179

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	In analysing the site, its known history, and the excavations; geologists, archeologists, and other scientists have concluded that they are natural
http://www.w3.org/ns/prov#wasQuotedFrom	abovetopsecret.com