SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function isValidASCII (children 1)
     ExpressionList (children 1)
      Function toIPv6 (children 1)
       ExpressionList (children 1)
        Literal \'::1\'
