PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX sp:   <http://spinrdf.org/sp#>

PREFIX dcterms: <http://purl.org/dc/terms/>
PREFIX rdfs:    <http://www.w3.org/2000/01/rdf-schema#>
PREFIX sp:      <http://spinrdf.org/sp#>

Add Dublin Core Terms namespace prefix
Add Dublin Core Terms namespace prefix
