[Retros] Pawn to-the-7th rank mates

[Nicolas.Dupont at math.univ-lille1.fr]

>> Category D:

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

>

>> 1.e4 Nh6 2.Bd3 Nf5 3.exf5 g6 4.Be4 Bh6 5.d3 Bxc1 6.fxg6

>> Bf4 7.Nd2 Bg3 8.hxg3 Kf8 9.Rh4 Kg8 10.Rg4 Qf8 11.gxh7#

>> (Andrey Frolkin)

>

> A shorter one :

>

> 1.Pe2-e4   Pe7-e5   2.Dd1-g4   Cg8-e7   3.Dg4xg7   Ce7-c6

> 4.Dg7-h6   Ff8-g7   5.Pg2-g4     O-O    6.Pg4-g5   Fg7-h8

> 7.Pg5-g6   Dd8-g5   8.Ff1-e2   Dg5xg1   9.Th1xg1   Tf8-d8

> 10.Pg6xh7


The same idea works for the opposite side :

1.Pe2-e4   Pe7-e5   2.Cg1-e2   Dd8-g5   3.Ce2-c3   Dg5xg2
4.Cc3-a4   Dg2-h3   5.Ff1-g2   Pg7-g5   6.  O-O    Pg5-g4
7.Fg2-h1   Pg4-g3   8.Dd1-g4   Ff8-e7   9.Dg4xg8   Th8xg8
10.Tf1-d1   Pg3xh2