[Retros] Pawn to-the-8th-rank double checkmates

[Hirokaz ONODA]

Hello,

Pawn to-the-8th-rank double checkmates
(or Double checkmates at the moment of promotion) 

 
(1) promoted to Knight

1.d4 g6 2.d5 Bg7 3.d6 Kf8 4.Qd5 Bd4 5.Bg5 Kg7 6.Bxe7 Qf8
7.Bd8 Ne7 8.dxe7 Kf6 9.e8N# (Paul Raican 1996)
1.d4 f6 2.d5 Kf7 3.d6 Kg6 4.de d5 5.e4 Bf5 6.e5 Nd7 7.ef6
Rb8 8.f7 Ngf6 9.e8=Q Bc5 10.f8N# (Noam D. Elkies)

1.d4 b5 2.d5 Bb7 3.d6 Be4 4.dxe7 Bg6 5.e4 f6 6.Qxd7+ Kf7
7.exd8N# (Joerg Varnholt 1996)
1.h4 d5 2.h5 d4 3.h6 Qd5 4.hxg7 Qxg2 5.Rxh7 Qh1 6.Bh3 f6
7.Bd7+ Kf7 8.gxh8N# (Olli Heimo 1996)
1.d4 g5 2.d5 g4 3.d6 g3 4.dxe7 gxh2 5.exf8B hxg1R 6.Rxh7
f5 7.Rxd7 f4 8.Rh7 f3 9.Rh1 fxg2 10.f3 Qd2+ 11.Kf2 Kd7
12.Kg3 gxh1N# (Gianni Donati 1996)
 

(3) promoted to Bishop

1.d4 h5 2.d5 Rh6 3.d6 Re6 4.dxe7 f6 5.Qxd7 Kf7 6.e8B#
(Noam D. Elkies 1996)
1.h4 f5 2.h5 f4 3.h6 f3 4.hxg7 fxe2 5.Rxh7 exf1B 6.Qf3 Nf6
7.Qxb7 Kf7 8.Qb5 Qe8 9.Qg5 e5 10.g8B# (Gianni Donati 1996)


(3) promoted to Rook
 
1.c4 a5 2.c5 a4 3.c6 a3 4.cxb7 axb2 5.a4 Ra6 6.a5 Rd6 7.a6
c5 8.a7 Qb6 9.a8B Kd8 10.Ra7 Kc7 11.Na3 Kc6 12.bxc8R#
(Juha Saukkola 1996)
1.d4 c6 2.d5 Qb6 3.d6 Qxb2 4.dxe7 Qxc2 5.Ba3 Qxe2+ 6.Qxe2
Nf6 7.exf8R# (Olli Heimo 1996)
1.g4 b6 2.g5 Bb7 3.g6 Bxh1 4.gxh7 g5 5.f4 g4 6.f5 g3 7.f6
g2 8.fxe7 Qxe7 9.Kf2 Qg5 10.Kf3 gxf1=R# (Gianni Donati
1996)
 

(4) promoted to Queen
 
1.d4 h5 2.d5 Rh6 3.d6 Re6 4.dxe7 f6 5.Qxd7 Kf7 6.e8Q#
(Noam D. Elkies 1996)
 
1.c4 a5 2.c5 a4 3.c6 a3 4.cxb7 axb2 5.a4 Ra6 6.a5 Rd6 7.a6
c5 8.a7 Qb6 9.a8B Kd8 10.Ra7 Kc7 11.Na3 Kc6 12.bxc8Q#
(Juha Saukkola 1996)
1.h4 a5 2.h5 Ra6 3.h6 Rd6 4.hxg7 Rxd2 5.Rxh7 Rd6 6.Qd2 f5
7.Qh6 Kf7 8.gxf8Q# (Joerg Varnholt 1996)
1.g4 b6 2.g5 Bb7 3.g6 Bxh1 4.gxh7 g5 5.f4 g4 6.f5 g3 7.f6
g2 8.fxe7 Qxe7 9.Kf2 Qg5 10.Kf3 gxf1=Q# (Gianni Donati
1996)
 
 

And here is mine.

(3) promoted to Rook
1.Pe2-e4 Pg7-g6  2.Pe4-e5 Ff8-h6  3.Pe5-e6 Re8-f8
4.Pe6xf7 Pe7-e5  5.Dd1-f3 Dd8-g5  6.Df3-f6 Dg5-f5
7.Ff1-c4 Fh6-f4  8.Pf7xg8=T 

and 8. Pf7xg8=D too.

(Hmmm...a double checkmate in 5.5 moves is already seen
above.)

Hiro


--------------------------------------
Yahoo! JAPAN "Pink Ribbon Campaign 2006"
-Breast Cancer Awareness-
http://pr.mail.yahoo.co.jp/pinkribbon/