[Retros] Pawn to-the-8th-rank mates

[Hirokaz ONODA]

Hi Mario


> Andrew's gxh=R can be done by black with one ply

> less:

> 

> rnbqkbnr/ppppppp1/8/4N3/8/6P1/PPPPPP1P/RNBQK2q

> SPG 5.0


It must be
rnbqkbnr/ppppppp1/8/4N3/8/6P1/PPPPPP1P/RNBQK2r
and =Q as well.

Amici Sumus,
Hiro


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