PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • They will be given carefully measured doses of vitamin B12, B6 and B9 ??? folic acid ??? with the aim of finding out whether boosting levels of the vitamins can delay the onset of Alzheimer???s or other forms of dementia.
http://www.w3.org/ns/prov#wasQuotedFrom
  • express.co.uk