About: http://webisa.webdatacommons.org/190966752

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	Orvieto is a town located in the Umbria region of Italy, located on top of a flat butte made of volcanic tuff stone.
http://www.w3.org/ns/prov#wasQuotedFrom	lifeinitaly.com