PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • What is not stated in the article was whether this leaf will work in sea water and how it handles particulates (dirty/muddy water).If it can use any source it will be a massive boon to the 3rd world and maybe the developed countries could wean themselves off fossil and other forms of energy supply.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wired.co.uk