PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There are many reasons why we get headaches including getting too much sun, allergies, being dehydrated or hungry, working in a stuffy environment, chemical smells, eye strain, being overtired, sinusitis, menstrual cycle, poor posture and muscle tension especially in the neck and shoulders.
http://www.w3.org/ns/prov#wasQuotedFrom
  • rubyroundabout.com