PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Fossil fuels will remain the best option for that for a long time to come (hydrogen fuel cells are a pipe dream, batteries are underpowered, and biodiesel using current technology compromises food supplies).
http://www.w3.org/ns/prov#wasQuotedFrom
  • ted.com