SelectWithUnionQuery (children 1)
 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 2)
        Literal \'a Decimal(4, 4), b String, c String\'
        Function tuple (children 1)
         ExpressionList (children 3)
          Function divide (children 1)
           ExpressionList (children 2)
            Function toDecimal32 (children 1)
             ExpressionList (children 2)
              Literal UInt64_5
              Literal UInt64_3
            Literal UInt64_3
          Literal \'a\'
          Literal \'b\'
