PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Such products include: solar, wind, wave, and other small-scale renewable energy sources; solar electric cells for direct photovoltaic energy generation; ultra-fuel-efficient passenger automobiles; high-tech materials for light automobiles; super-insulation; and high-temperature ceramic engines; and possibly super-conducting materials for efficient energy transmission.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ontheissues.org