PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Not familiar with the design you describe, i.e. T/A sets supplied by either steam from boilers or exhaust gas from main engine, and would have thought that the problem you describe would be averted by limiting T/A supply to steam only if the main engine was liable to reduce output and therefore gas supply to T/A.
http://www.w3.org/ns/prov#wasQuotedFrom
  • shipsnostalgia.com