GeoLink: Cruise Usage

PREFIX gl: <http://schema.geolink.org/1.0/base/main#>

SELECT DISTINCT ?g ?type ?p
WHERE {
  GRAPH ?g {
    ?cruise a gl:Cruise .
    { ?resource ?p ?cruise . }
    UNION 
    { ?cruise ?p ?resource . }
    ?resource a ?type .
    FILTER (REGEX(?type, 'http://schema.geolink.org/1.0/base/main#', 'i'))
    FILTER (REGEX(?p, 'http://schema.geolink.org/1.0/base/main#', 'i'))
  }
}
ORDER BY ?type ?p