SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function not (children 1)
     ExpressionList (children 1)
      Function not (children 1)
       ExpressionList (children 1)
        Function not (children 1)
         ExpressionList (children 1)
          Literal UInt64_1
