PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Most intestinal gas comes from bacteria fermenting indigestible fibre and starches to release gases such as hydrogen, carbon dioxide, methane and sometimes foul-smelling sulphurous gases.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mumsnet.com