--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/presentations/iswc-2012/prov-dm/overview/derivation2b.ttl	Sun Nov 11 18:26:48 2012 -0500
@@ -0,0 +1,20 @@
+@prefix prov: <http://www.w3.org/ns/prov#> .
+@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
+@prefix ex: <http://example.org/> .
+
+
+ex:e1 a prov:Entity .
+
+ex:e2 a prov:Entity .
+
+ex:gen1 a prov:Generation .
+
+ex:e1 prov:qualifiedGeneration ex:gen1 .
+
+ex:gen2 a prov:Generation .
+
+ex:e2 prov:qualifiedGeneration ex:gen2 .
+
+ex:e1 prov:wasDerivedFrom ex:e2 .
+
+ex:e2 prov:wasDerivedFrom ex:e1 .

--- a/presentations/iswc-2012/prov-dm/overview/index2.html	Sun Nov 11 18:26:31 2012 -0500
+++ b/presentations/iswc-2012/prov-dm/overview/index2.html	Sun Nov 11 18:26:48 2012 -0500
@@ -1329,7 +1329,7 @@
 <p><a href="derivation1.xml">Derivation from e2 to e1</a></p>
 
 
-<p><a href="derivation2.xml">Derivation from e2 to e1 and from e1 to e2</a></p>
+<p>Derivation from e2 to e1 and from e1 to e2 (<a href="derivation2.xml">xml</a>) (<a href="derivation2b.ttl">ttl</a>).</p>
 
 
 </div>