Update file eiscat.ttl

eiscat.ttl

@@ -77,10 +77,10 @@
 	        locn:geometry "POINT(20 67)"^^gsp:wktLiteral;
 	        locn:geometry "POINT(26 67)"^^gsp:wktLiteral;
      ];
-    #dct:temporal [ a dct:PeriodOfTime ;
-    #    schema:startDate "1980-01-01T00:00:00Z"^^xsd:dateTime ;
-    #    schema:endDate "2024-12-01T00:00:00Z"^^xsd:dateTime ;
-    #    ] ;
+    dct:temporal [ a dct:PeriodOfTime ;
+        schema:startDate "1980-01-01T00:00:00Z"^^xsd:dateTime ;
+        schema:endDate "2024-12-01T00:00:00Z"^^xsd:dateTime ;
+        ] ;
     .
 
 <https://www.epos-eu.org/epos-dcat-ap#Distribution/f50a7d51-9f0e-4478-8ce5-343189400f1d>