PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ???These instabilities are an obstacle to several environmentally-friendly combustion strategies,??? he said. ???They occur when the flame couples with the acoustic field of the system, almost like blowing into a musical instrument.
http://www.w3.org/ns/prov#wasQuotedFrom
  • orau.gov