--- a/examples/eg-2-rdf-stub/rdf/eg-2-rdf-stub.ttl	Sat Mar 03 19:52:24 2012 -0500
+++ b/examples/eg-2-rdf-stub/rdf/eg-2-rdf-stub.ttl	Sun Mar 04 11:26:21 2012 -0500
@@ -1,5 +1,6 @@
 @prefix rdf:     <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
 @prefix rdfs:    <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix xsd:     <http://www.w3.org/2001/XMLSchema#> .
 @prefix owl:     <http://www.w3.org/2002/07/owl#> .
 @prefix dcterms: <http://purl.org/dc/terms/> .
 @prefix sd:      <http://www.w3.org/ns/sparql-service-description#> .