About: http://webisa.webdatacommons.org/120812106

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	[An aside for those of you getting ready to comment: yes Facebook allows apps and is an app platform, but they are ancillary to the experience, not core.
http://www.w3.org/ns/prov#wasQuotedFrom	pde.cc