PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As part of the transaction, TweetUp, Inc. will also acquire popurls???, which aggregates in one location the most popular items from the New York Times, Twitter, Digg, Delicious, Reddit, YouTube, Flickr and other news and social media sites.
http://www.w3.org/ns/prov#wasQuotedFrom
  • androidheadlines.com