SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 2)
    Subquery (children 1)
     SelectWithUnionQuery (children 1)
      ExpressionList (children 1)
       SelectQuery (children 1)
        ExpressionList (children 1)
         Function toDecimal128 (children 1)
          ExpressionList (children 2)
           Function array (children 1)
            ExpressionList
           Function rowNumberInBlock (children 1)
            ExpressionList
    Function lcm (children 1)
     ExpressionList (children 2)
      Literal \'\'
      Function array (children 1)
       ExpressionList (children 1)
        Function array (children 1)
         ExpressionList (children 1)
          Function CAST (children 1)
           ExpressionList (children 2)
            Literal \'>A\'
            Literal \'String\'