[Retros] rights & ocassions /answering Andrew

[Joost de Heer]

On 05/14/2014 10:26 PM, Kevin Begley wrote:

> Several retro composers have even attempted to make good use of this
> presumption (most notably in studies wherein the solver must make use of
> this to either draw, or avoid draw); unfortunately, I can provide no
> good example (the concept is obviously very difficult to achieve, which
> might explain my having no recollection of an entirely successful
> rendition).

I hope I understand you correctly, but I think that you mean something 
like P1004030 by Caillaud, which uses the threefold repetition rule in a 
h=2.

Joost