anchor.diff:      
       "n3required"    : [ "${n3ForStmtToPerson}", "${titleAssertion}" ],
       "n3optional"    : [ "${organizationNameAssertion}","${organizationUriAssertion}",
  -                        "${startYearAssertion}","${startYearMonthAssertion}","${startDateAssertion}",
  -                        "${endYearAssertion}","${endYearMonthAssertion}","${endDateAssertion}"],
  +                        "${startYearAssertion}","${endYearAssertion}"],
       "newResources"  : { "positionUri" : "${defaultNamespace}/position" },
       "urisInScope"    : { },
       "literalsInScope": { },
       "urisOnForm"     : [ "organizationUri" ],
       "literalsOnForm" :  [ "title", "organizationName", 
  -    					  "startYear", "startYearMonth", "startDate",
  -                          "endYear",   "endYearMonth",   "endDate" ],
  +    					  "startYear", "endYear" ],
       "filesOnForm"    : [ ],
       "sparqlForLiterals" : { },
       "sparqlForUris" : {  },
  
positive.code:         "title"              : "${titleExisting}",
          "organizationName"   : "${organizationNameExisting}",
          "startYear"          : "${startYearExisting}",
          "startYearMonth"     : "${startYearMonthExisting}",
          "startDate"          : "${startDateExisting}",
          "endYear"            : "${endYearExisting}",
          "endYearMonth"       : "${endYearMonthExisting}",
          "endDate"            : "${endDateExisting}"
      },
      "sparqlForExistingUris" : {
          "organizationUri"   : "${organizationUriExisting}"
  
negative.code:          "rangeDatatypeUri" : "http://www.w3.org/2001/XMLSchema#gYear",
           "rangeLang"        : "",         
           "assertions"       : ["${endYearAssertion}"]
        }
    }
  }
  </c:set>
  