PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The most common symptoms are coughing (including coughing up blood), weight loss and shortness of breath.The most common cause of lung cancer is long-term exposure to tobacco smoke, which causes 80???90% of lung cancers.
http://www.w3.org/ns/prov#wasQuotedFrom
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