PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These symptoms can be signs of other, more serious problems such as allergic reaction, heart attack, blood chemistry imbalance, collapsed lung, or others.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cancer.org