Personally, Arnon, with my feeble brain power, I can't. But I am confident that the right minds aoplied to the problem *can*.
For instance, you provide one idea yourself which could be useful in doing so. I leave that to the experts.

Cheers,
Jim N

>Jim,
>How can you see this solved in VFP (or any other tool?!)
>if you wan to step through the containership hierarchy you have to know something about it..
>
>IAC, for this particualr case I think the best solution would be for any
>object to pass a reference to itself - and this way you don't really care about where relatively it is located
>
>Arnon
>
>
>>John,
>>
>>. . . and some continue to say that there is no object referencing problem with VFP! I think you give another example here.
>>
>>regards,
>>