anchor.diff:           "objectClassUri"   : "",
            "rangeDatatypeUri" : "${stringDatatypeUriJson}",
            "rangeLang"        : "",
  -         "assertions"       : ["${n3ForNewActivityLabel}" ]
  +         "assertions"       : ["${n3ForActivityLabel}" ]
         },   
         "roleActivityType" : {
            "newResource"      : "true",
  
positive.code:         ?existingActivity rdfs:label ?existingTitle . }
  </v:jsonset>
  
  <v:jsonset var="startYearMonthQuery">
    PREFIX core: <${vivoCore}>  
    SELECT ?existingStartYear WHERE { ?role  core:startYear ?existingStartYear .}       
  </v:jsonset>
  
  <v:jsonset var="endYearMonthQuery">
    PREFIX core: <${vivoCore}>  
    SELECT ?existingStartYear WHERE { ?role  core:endYear ?existingStartYear .}
  </v:jsonset>
  
negative.code:     ?roleActivity  core:relatedRole ?role .    
  </v:jsonset>
  
  <v:jsonset var="n3ForActivityType">     
      ?roleActivity a ?roleActivityType .
  </v:jsonset>
  
  <v:jsonset var="n3ForActivityLabel">
      ?roleActivity <${label}> ?activityLabel .
  </v:jsonset>
  
  