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http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The blockbuster drug, known generically as celecoxib, is used to treat pain, rheumatoid arthritis, osteoarthritis and other conditions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nytimes.com