PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
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  • They are [Crohn's and ulcerative colitis] similar except colitis can go away if you get surgeries, and Crohn's will come back if you have gotten surgeries.
http://www.w3.org/ns/prov#wasQuotedFrom
  • everydayhealth.com