PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Everyone has occasional off days, but if fatigue and other symptoms persist for several days, grow worse, or are accompanied with symptoms like feeling fuzzyheaded, being sleepy, or feeling unbalanced, a patient may have a serious medical problem.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wisegeekhealth.com