[Retros] HAP and phoenix promotions

[Mario Richter]

Russell wrote:


> In the second problem it seems that changing white's 6th move to AxP

> should eliminate the solutions ending with NxBf8, thus:

>

>   1. P P;  2. P H;  3. P HxA;  4. PxP HxA;  5. PxH=A A;  6. AxP A;  7. AxP

AxP;  8. A AxA;  9. AxH

Yes, with this modification the problem is now correct,
my program finds exactly your intended game as the only solution.


>  With solution now being

>  1. h4 e5;  2. h5 Qh4;  3. h6 Qxh1;  4. hxg Qxg1;

>  5. gxf8=N Nf6;  6. Nxd7 Ne4;  7. Nxe5 Nxd2;  8. Nf3 Nxb1;  9. Nxg1


Regards,

  mario