--- a/ontology/khalid-jun-dropbox/eg16-journalism-qualified-usage.ttl	Sun Apr 01 15:16:05 2012 -0400
+++ b/ontology/khalid-jun-dropbox/eg16-journalism-qualified-usage.ttl	Sun Apr 01 15:18:51 2012 -0400
@@ -12,7 +12,7 @@
 ex:illustrationActivity		
    prov:qualifiedUsage  [
       a prov:Usage;
-      prov:entity ex:aggregatedByRegions;  ## Qualification: The aggregated data was used 
-      prov:atTime ""^^xsd:dateTime 		    ## at a particular time when creating the chart.
+      prov:entity ex:aggregatedByRegions;                ## Qualification: The aggregated data was used 
+      prov:atTime "2011-07-14T03:03:03Z"^^xsd:dateTime;  ## at a particular time when creating the chart.
    ];
 .