PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, be cautious when taking any over-the-counter products such as antacids and laxatives, which may contain a significant amount of magnesium.
http://www.w3.org/ns/prov#wasQuotedFrom
  • netwellness.org