--- a/examples/eg-24-prov-o-html-examples/rdf/create/rdf/class_ActivityInvolvement.ttl	Wed Apr 25 15:27:04 2012 +0100
+++ b/examples/eg-24-prov-o-html-examples/rdf/create/rdf/class_ActivityInvolvement.ttl	Wed Apr 25 15:30:24 2012 +0100
@@ -4,12 +4,14 @@
 @prefix prov: <http://www.w3.org/ns/prov#> .
 @prefix :     <http://example.com/> .
 
-:bar_chart
-    prov:wasGeneratedBy :illustrating
-    prov:qualifiedGeneration :making-bar-chart .
-
 :making-bar-chart
     a prov:Generation, prov:ActivityInvolvement ;
     prov:activity :illustrating ;
     rdfs:comment "Ended up with bar chart as line chart looked ugly."@en .
 
+:illustrating a prov:Activity .
+
+:bar_chart a prov:Entity ;
+    prov:wasGeneratedBy :illustrating ;
+    prov:qualifiedGeneration :making-bar-chart .
+

--- a/examples/eg-24-prov-o-html-examples/rdf/create/rdf/property_activity.ttl	Wed Apr 25 15:27:04 2012 +0100
+++ b/examples/eg-24-prov-o-html-examples/rdf/create/rdf/property_activity.ttl	Wed Apr 25 15:30:24 2012 +0100
@@ -4,4 +4,13 @@
 @prefix prov: <http://www.w3.org/ns/prov#> .
 @prefix :     <http://example.com/> .
 
-# TODO
+:making-bar-chart
+    a prov:Generation, prov:ActivityInvolvement ;
+    prov:activity :illustrating ;
+    rdfs:comment "Ended up with bar chart as line chart looked ugly."@en .
+
+:illustrating a prov:Activity .
+
+:bar_chart a prov:Entity ;
+    prov:wasGeneratedBy :illustrating ;
+    prov:qualifiedGeneration :making-bar-chart .

--- a/examples/eg-24-prov-o-html-examples/rdf/create/rdf/property_qualifiedGeneration.ttl	Wed Apr 25 15:27:04 2012 +0100
+++ b/examples/eg-24-prov-o-html-examples/rdf/create/rdf/property_qualifiedGeneration.ttl	Wed Apr 25 15:30:24 2012 +0100
@@ -12,3 +12,5 @@
         prov:activity :illustrating ;
         rdfs:comment "Ended up with bar chart as line chart looked ugly."@en .
     ] .   
+
+:illustrating a prov:Activity .

--- a/examples/eg-24-prov-o-html-examples/rdf/create/rdf/property_wasGeneratedBy.ttl	Wed Apr 25 15:27:04 2012 +0100
+++ b/examples/eg-24-prov-o-html-examples/rdf/create/rdf/property_wasGeneratedBy.ttl	Wed Apr 25 15:30:24 2012 +0100
@@ -7,3 +7,5 @@
 :bar_chart
    a prov:Entity ;
    prov:wasGeneratedBy :illustrating .   
+
+:illustrating a prov:Activity .