PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Most of the research and keyword advice you read is all about finding certain kinds of keywords (certain search volume, cost per click, competition, etc) that you might have a better chance of ranking for.
http://www.w3.org/ns/prov#wasQuotedFrom
  • warriorforum.com