[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