About: http://webisa.webdatacommons.org/402062281

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	I know little of rock formations or types of rock, but it is obvious that at one time volcanoes were active in this region.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com