--- a/ontology/components/dependedOn/PROV-ISSUE-108.ttl	Tue Oct 04 11:36:29 2011 +0100
+++ b/ontology/components/dependedOn/PROV-ISSUE-108.ttl	Tue Oct 04 08:18:32 2011 -0400
@@ -12,6 +12,8 @@
 # 
 # where the characterization intervals are as follows
 # 
+#           1         2         3
+# 012345678901234567890123456789012345678
 #                         -------------   e1
 # --------------------------------------- e2
 #    -------------                        e3
@@ -33,4 +35,16 @@
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
 @prefix time: <http://www.w3.org/2006/time#> .
 @prefix prov: <http://dvcs.w3.org/hg/prov/raw-file/tip/ontology/ProvenanceOntology.owl#> .
-@prefix :     <> .
+@prefix :     <http://dvcs.w3.org/hg/prov/raw-file/f81c17069b65/ontology/components/dependedOn/PROV-ISSUE-108.ttl#> .
+
+:e_1
+   a prov:Entity;
+.
+:e_2
+   a prov:Entity;
+   prov:dependedOn :e_1;
+.
+:e_3
+   a prov:Entity;
+   prov:dependedOn :e_2;
+.

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ontology/examples/ontology-extensions/commerce/commerce.ttl	Tue Oct 04 08:18:32 2011 -0400
@@ -0,0 +1,13 @@
+@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix prov: <http://dvcs.w3.org/hg/prov/raw-file/tip/ontology/ProvenanceOntology.owl> .
+@prefix commerce: <> .
+
+commerce:Seller
+   rdfs:subClassOf prov:EntityInRole;
+.
+commerce:Buyer
+   rdfs:subClassOf prov:EntityInRole;
+.
+commerce:Payment
+   rdfs:subClassOf prov:EntityInRole;
+.