SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function basename (children 1)
     ExpressionList (children 1)
      Function path (children 1)
       ExpressionList (children 1)
        Literal \'http://example.com/folder_1/folder_2/script.php\'