code: private void addCoreObjectTriples(DOReader r,
                                        URIReference objURI,
                                        Set<Triple> set) throws Exception {
  
          add(objURI, MODEL.CREATED_DATE, r.getCreateDate(), set);
          add(objURI, MODEL.LABEL, r.GetObjectLabel(), set);
          add(objURI, MODEL.OWNER, r.getOwnerId(), set);
          add(objURI, MODEL.STATE, getStateResource(r.GetObjectState()), set);
          add(objURI, VIEW.LAST_MODIFIED_DATE, r.getLastModDate(), set);
      }
docs: For the given object, add the common core system metadata triples. This
  will include:
  <ul>
  <li> object <i>model:createdDate</i></li>
  <li> object <i>model:label</i></li>
  <li> object <i>model:owner</i></li>
  <li> object <i>model:state</i></li>
  <li> object <i>view:lastModifiedDate</i></li>
  </ul>