PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, except in the unusual situation where the programmer can assure that no harm will come from failing to handle a serious condition, such a condition is usually signaled with error rather than signal in order to assure that the program does not continue without handling the condition. (And conversely, it is conventional to use signal rather than error to signal conditions which are not seri
http://www.w3.org/ns/prov#wasQuotedFrom
  • mit.edu