About: http://webisa.webdatacommons.org/363797413

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	It specifically blocks access to sites such as Twitter, Facebook and YouTube.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com