About: http://webisa.webdatacommons.org/336645875

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	I worried about those exact things that you wrote about, especially the inability to totally and completely control the environment.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com