$result = array();
$res2 = new Literal("Bob");
$res2->setLanguage("en");
$res3 = new Literal("30");
$res3->setDatatype("http://www.w3.org/2001/XMLSchema#integer");


$arr["?name"]=$res2;
$arr["?age"]=$res3;



$result["rowcount"]=2;
$result["hits"]=1;
$result["part"][]=$arr;