About: http://webisa.webdatacommons.org/174677256

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	Hadrian's Wall was a Roman frontier built in the years AD 122-30 by order
http://www.w3.org/ns/prov#wasQuotedFrom	omnibusol.com