About: http://webisa.webdatacommons.org/79060157

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	Obviously cost is an issue, and it is probably more in labor than anything else :)
http://www.w3.org/ns/prov#wasQuotedFrom	superuser.com