SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function format (children 1)
       ExpressionList (children 2)
        Identifier CustomSeparatedWithNames
        Literal \'<result_before_delimiter><row_before_delimiter>"x"<field_delimiter>"y"<row_after_delimiter><row_between_delimiter><row_before_delimiter>1<field_delimiter>1<row_after_delimiter><row_between_delimiter><row_before_delimiter>2<row_after_delimiter><row_between_delimiter><row_before_delimiter><row_after_delimiter><row_between_delimiter><row_before_delimiter>3<field_delimiter>3<field_delimiter>3<field_delimiter>3<row_after_delimiter><result_after_delimiter>\'
   Set
