$result = array();
$arr    = array();
$arr1   = array();
$arr2   = array();
$res1 = new Literal("TITLE 3");
$res2 = new Literal("TITLE 2");
$res3 = new Literal("TITLE 1");

$res4 = new Literal("10");
$res4->setDatatype("http://www.w3.org/2001/XMLSchema#integer");






$arr["?title"]=$res1;
$arr["?price"]="";


$arr1["?title"]=$res2;
$arr1["?price"]="";


$arr2["?title"]=$res3;
$arr2["?price"]=$res4;

$result["rowcount"]=2;
$result["hits"]=3;
$result["part"][]=$arr;
$result["part"][]=$arr1;
$result["part"][]=$arr2;