Make inference with pellet in Virtuoso

  set = new VirtGraph(GraphIri, "jdbc:virtuoso://" + uriServer + ":"
    + portJDBC + "", db_user, db_pass);
  vd = new VirtDataSource("jdbc:virtuoso://" + uriServer + ":" + portJDBC
    + "", db_user, db_pass);
  System.out.println("Start inference!");
  Reasoner reasoner = PelletReasonerFactory.theInstance().create();
  reasoner = reasoner.bindSchema(set);
  infModel = ModelFactory.createInfModel(reasoner, modelVirtuoso);
  System.out.println("Stop inference!");
  Model m2 = vd.getNamedModel(GraphIri);
  Model inferido = infModel.difference(m2);
  m2.add(inferido);