PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The studies I know of have found that while many people can identify orientation (EDIT: sorry, only gay/straight, do not know of any non-binary studies) based on facial appearance, voice, and other outward signs with better-than-average accuracy, participants tend to have a hard time identifying specific traits that led them to judge.
http://www.w3.org/ns/prov#wasQuotedFrom
  • lesswrong.com