About: http://webisa.webdatacommons.org/337877007

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	After the Second World War and especially during the cold wars it was mandatory to build blast shelters inside cellars.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com