[Retros] King mated on the 7th/8th rank (computer solved)

[Mario Richter]

> My computer found 8 SPGs, including the following one:

> 

> 1.f2-f3 d7-d5 2.Ke1-f2 Bc8-h3 3.Kf2-e3 f7-f5 4.Ke3-d3 Ke8-f7

> 5.Kd3-d4 Kf7-g6 6.Kd4-e5 Nb8-d7+ 7.Ke5-e6 Qd8-b8 8.Ke6xd7 Qb8-c8#


Instead of the above game, I wanted to give the following
catureless one:

1.f2-f3 d7-d5 2.Ke1-f2 Bc8-h3 3.Kf2-e3 f7-f5 4.Ke3-d3 Ke8-f7 
5.Kd3-d4 Kf7-g6 6.Kd4-e5 Nb8-c6+ 7.Ke5-e6 Qd8-b8 8.Ke6-d7 Qb8-c8#

Regards,

  mario