PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • TECHNICAL FIELD [0001] This invention relates to computers and software, and more particularly to methods and systems for assessing the position of a user's head and affecting applicable computer operations based on such assessments.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com