SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 4)
    Literal \'\' (alias ascii)
    Function idnaDecode (alias unicode) (children 1)
     ExpressionList (children 1)
      Identifier ascii
    Function idnaEncode (alias original) (children 1)
     ExpressionList (children 1)
      Identifier unicode
    Function tryIdnaEncode (alias original_try) (children 1)
     ExpressionList (children 1)
      Identifier unicode