PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Biomass derived fuels such as methane, ethanol, and biodiesel are well-accepted alternatives to diesel fuels as they are economically feasible, renewable, environmental-friendly
http://www.w3.org/ns/prov#wasQuotedFrom
  • scirp.org