--- a/rdf-primer/index.html	Wed Nov 13 11:53:06 2013 +0000
+++ b/rdf-primer/index.html	Wed Nov 13 11:55:47 2013 +0000
@@ -599,7 +599,7 @@
 <p>RDF Schema provides basic facilities for modeling semantics of RDF
 data. For a specification of these semantics the reader is referred to
 the RDF Semantics document [[RDF11-MT]]. For more comprehensive
-semantic modeling of RDF data W3C recommends the use the Web Ontology
+semantic modeling of RDF data the W3C recommends using the Web Ontology
 Language OWL [[OWL2-OVERVIEW]]. </p>
 
 </section>