--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/presentations/iswc-2012/prov-dm/overview/derivation2b.ttl	Sun Nov 11 15:05:42 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 .