SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function round (children 1)
     ExpressionList (children 2)
      Function multiply (children 1)
       ExpressionList (children 2)
        Function toDecimal32 (children 1)
         ExpressionList (children 2)
          Literal UInt64_2
          Literal UInt64_2
        Literal Float64_1.2
      Literal UInt64_6