gistfile1.txt

select distinct ?s ?p1 ?p2 
where {
  graph ?rGraphA {
        ?_x1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?s;
        <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> ?p1;
        <http://dbpedia.org/x-template>  ?templateA;
        <http://dbpedia.org/x-attribute> ?attributeA .
  }
 
  graph ?rGraphB {
   ?_x2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?s;
        <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> ?p2;
        <http://dbpedia.org/x-template>  ?templateB;
        <http://dbpedia.org/x-attribute> ?attributeB .
    }
} limit 10