About: http://webisa.webdatacommons.org/127788923

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	A 1000 ton concrete box or whatever weight it is is a large mass covering a wide area.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com