[Virtuoso-users] query musicbrainz

[mats . gls]

I'm trying to query a MusicBrainz EC2 AMI, but I'm getting an error. Can
anyone tell me what's wrong with this query?

    PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
    PREFIX foaf: <http://xmlns.com/foaf/0.1/>
    PREFIX mo: <http://purl.org/ontology/mo/>
    PREFIX dc: <http://purl.org/dc/elements/1.1/>
    SELECT ?artist_name ?album_title

    WHERE
    {
    ?artist rdf:type mo:SoloMusicArtist .
    ?artist foaf:name ?artist_name .
    ?artist mo:creatorOf ?album .

    ?album rdf:type mo:Record .
    ?album dc:title ?album_title .

    FILTER bif:contains(?artist_name, "Paul") .
    FILTER bif:contains(?album_title, "Press and Play") .
    };