PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Wastewater may optionally include emulsions of organic phase and aqueous phase that incorporate gases, such as methane and carbon dioxide formed due to anaerobic digestion.
http://www.w3.org/ns/prov#wasQuotedFrom
  • patents.com