--- a/examples/eg-24-prov-o-html-examples/rdf/create/rdf/property_wasInformedBy.ttl	Tue Apr 24 11:21:00 2012 +0200
+++ b/examples/eg-24-prov-o-html-examples/rdf/create/rdf/property_wasInformedBy.ttl	Tue Apr 24 14:34:06 2012 +0100
@@ -4,4 +4,13 @@
 @prefix prov: <http://www.w3.org/ns/prov#> .
 @prefix ex:     <http://example.com/> .
 
+## the ex:illustrationActivity is dependent on the entity ex:aggregatedByRegions generated
+## by the aggregationActivity activity
+
+## if no such entity exists, which contributed to the informed activity
+## no matter whether it has been explicitly specified or not, 
+## then the use of the property prov:wasStartedByActivity should be considered instead
+
+ex:illustrationActivity a prov:Activity .
+ex:aggregationActivity	a prov:Activity .
 ex:illustrationActivity    prov:wasInformedBy     ex:aggregationActivity .