About: http://webisa.webdatacommons.org/127193292

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	Specifically, they include blogs, wikis, social networking sites such as Classroom 2.0, Twitter, and Skype.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com