--- a/examples/eg-24-prov-o-html-examples/rdf/create/rdf/class_Communication.ttl	Tue Jul 10 09:34:55 2012 -0400
+++ b/examples/eg-24-prov-o-html-examples/rdf/create/rdf/class_Communication.ttl	Tue Jul 10 10:29:13 2012 -0400
@@ -2,6 +2,7 @@
 @prefix xsd:  <http://www.w3.org/2001/XMLSchema#> .
 @prefix owl:  <http://www.w3.org/2002/07/owl#> .
 @prefix prov: <http://www.w3.org/ns/prov#> .
+@prefix ex:   <http://example.com/vocab#> .
 @prefix :     <http://example.com/> .
 
 :writing-celebrity-gossip 
@@ -13,14 +14,7 @@
 :informing-the-journalist 
    a prov:Communication;
    prov:activity   :voicemail-interception;
-   prov:atLocation :unknown-location;
-   rdfs:comment    """The journalist was informed by the private 
-                      investigator, but we don't know how or what he was told."""@en;
+   ex:mediaType "email";
 .
 
 :voicemail-interception a prov:Activity .
-
-:unknown-location 
-   a prov:Location;
-   rdfs:label "Location unknown"@en;
-.