PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Typically, a search engine uses a "spider bot to crawl through sites and detect keywords, meta tags, and other aspects of a site that help identify its purpose.
http://www.w3.org/ns/prov#wasQuotedFrom
  • e-websmart.com