private function _addTestData()
 {
     $model = $this->_store->getNewModel($this->_modelUri, '', Erfurt_Store::MODEL_TYPE_OWL, false);
     $this->authenticateDbUser();
     $turtleString = '<http://purl.org/dc/terms/title> <http://www.w3.org/2000/01/rdf-schema#label> "testABC_en"@en .' . '<http://example.org/resourceXYZ> <http://www.w3.org/2004/02/skos/core#prefLabel> "testABC_noLang" ;' . '                                 <http://www.w3.org/2000/01/rdf-schema#label> "testABC_de"@de .' . '<http://example.org/graph123/resourceABC> <http://www.w3.org/2000/01/rdf-schema#label> "testABC" ;' . '                                          <http://ns.ontowiki.net/SysOnt/Site/menuLabel> "testMenuLabel" .';
     $this->_store->importRdf($this->_modelUri, $turtleString, 'turtle', Erfurt_Syntax_RdfParser::LOCATOR_DATASTRING, false);
 }
 public function addTestData()
 {
     $this->authenticateDbUser();
     $turtleString = '<http://model.org/model#i1> a
                         <' . $this->_class . '> ;
                         <http://www.w3.org/2000/01/rdf-schema#label> "instance1";
                         <http://model.org/prop> "val1", "val2" .
                     <http://model.org/model#i2> a
                         <' . $this->_class . '> ;
                         <http://www.w3.org/2000/01/rdf-schema#label> "instance2" ;
                         <http://model.org/prop> "val3" .';
     $this->_store->importRdf($this->_modelUri, $turtleString, 'turtle', Erfurt_Syntax_RdfParser::LOCATOR_DATASTRING, false);
 }