PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The reason there are not male birth control pills, let alone other forms of male contraception other than condoms is pretty simple: Pharmaceutical companies do not think guys will use them.
http://www.w3.org/ns/prov#wasQuotedFrom
  • blogspot.com