PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Patients who responded to placebo ??? an inert substance, such as a sugar pill ??? showed increased activity in the brain???s prefrontal cortex, while those who responded to medication showed suppressed activity in that area.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sciencedaily.com