PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I am not sure if Google will be able to use Communities as a user acquisition tool though, since everything most people need is provided by Facebook Groups (i.e. a soccer team of 11 people probably does not need or want categories to put different types of posts into).
http://www.w3.org/ns/prov#wasQuotedFrom
  • blogspot.com