SelectWithUnionQuery (children 2)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function VALUES (children 1)
       ExpressionList (children 3)
        Literal \'x String, y String\'
        Literal Tuple_(\'привет\', \'мир\')
        Literal Tuple_(\'мир\', \'привет\')
 Identifier Pretty
