PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • And sun exposure is a problem, not only because of the risk of skin cancer, but because at certain times of the year and in northern latitudes, people may not get enough of the sun???s rays to produce enough vitamin D. Reconsider your approach and take a supplement to help prevent osteoporosis.
http://www.w3.org/ns/prov#wasQuotedFrom
  • everydayhealth.com