PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Our product development efforts for pure hydrogen generation may be subject to unanticipated and significant delays, expenses and technical or other problems, as well as the possible lack of funding to complete this development.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sec.gov