[Retros] Starting Hiro's Category D

[afretro]

Hi,
Hirokaz Onoda wrote:

> Category D:

> bxc7#/...bxc2# etc., double checkmate

Here▓s some stuff for a start:
1.Pd2-d4   Pe7-e5   2.Pd4xe5   Pd7-d5   3.Qd1xd5   Bc8-e6   
4.Qd5-e4   Be6xa2   5.Pe5-e6   Ba2-b3   6.Ra1-a5   Sb8-d7   
7.Ra5-f5   Ra8-b8   8.Pe6xf7   
1.Pe2-e3   Pd7-d5   2.Qd1-f3   Pd5-d4   3.Qf3xb7   Pd4xe3   
4.Qb7-b6   Pa7xb6   5.Pa2-a4   Ra8xa4   6.Sb1-c3   Ra4-e4   
7.Sc3-d1   Pe3xd2   
Best,
Andrey