PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Obesity is a familiar problem for Americans, and doctors say it is not hard to imagine that the obesity epidemic has caused a similar surge in acid reflux in the U.S. According to the American College of Gastroenterology, 60 million Americans report having heartburn at least once a month, and some studies report that more than 15 million Americans have symptoms every day.
http://www.w3.org/ns/prov#wasQuotedFrom
  • go.com