[Retros] forced h#2 in retroplay.

A J Mestel A.J.Mestel at damtp.cam.ac.uk
Fri May 4 09:44:43 EDT 2007

How about a "reflex-helpmate" sort of problem. You play an ordinary game,
but if you have a h#1 you are forced to play it. E.g. 1e4 e5? 2 Qh5 +-
Or 1 e4 e6 2 Qf3 Qf6? 3 Qa3 +-

On Fri, 4 May 2007, Olli Heimo wrote:

> There is a helpmate in two in the initial game array. But the

> position is illegal, because it is White to move. I just

> wonder how long can be a game, where at no instance a

> helpmate in two is possible. White must begin with 1.Nf3 or

> 1.f3 or 1.g4. Then it seems to me that very long games are

> possible. Does any of those games end with a real beautiful

> helpmate problem. Nice challenge, I think. Olli.

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