About: http://webisa.webdatacommons.org/144297210

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 good questions indeed, particularly if you consider the name, and that not all of the data sets were really Open (see some of the things on Is It Open Data?).
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com