PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Fossil fuel combustion leads to some undesirable effects such as atmospheric pollution because of the CO2 emissions and environmental problems including air pollution, acid rain, greenhouse effect, climate changes, oil spills, etc.
http://www.w3.org/ns/prov#wasQuotedFrom
  • slideshare.net