[Retros] Pawn to-the-4th-rank mates

[Hirokaz ONODA]

Pawn to-the-4th-rank mates
(SPG, classified by the very last mating move)


Category 1: a4#/...a5#, etc., single checkmate by pawn
 
1.d4 d6 2.Kd2 Qd7 3.Kc3 Qh3 4.Kb4 Bd7 5.c4 a5# (Hirokaz
Onoda)
1.d4 c6 2.Kd2 Qa5 3.Kd3 Qa3 4.Kc4 b5# (Richard Stanley
2002)
1.e4 d6 2.Qf3 Kd7 3.Qa3 Kc6 4.d3 Kb5 5.Be3 c6 6.c4#
(Hirokaz Onoda)
1.d4 c6 2.Kd2 Qa5 3.Kd3 Qa3 4.Kc4 d5# (Hirokaz Onoda)
1.e3 d6 2.Ke2 Qd7 3.Kd3 Qc6 4.Kd4 Bd7 5.Bd3 e5# (Hirokaz
Onoda)
1.d4 e6 2.Kd2 Qg5 3.Kd3 Qg3 4.Ke4 f5# (Richard Stanley
2002)
1.e3 f5 2.Qf3 Kf7 3.Bc4 Kf6 4.Qc6 Ke5 5.f4# (Noam D.
Elkies 2002)
1.d4 d5 2.Kd2 Qd6 3.Ke3 Qa3 4.Kf4 f6 5.b4 g5# (Francois
Labelle)
1.e3 e6 2.Qg4 Ke7 3.Be2 Kf6 4.Qxe6 Kg5 5.h4# (Noam D.
Elkies 2002)
1.f3 e6 2.Kf2 Qe7 3.Kg3 Qd6 4.Kg4 Be7 5.h3 h5# (Hirokaz
Onoda)


Category 2: bxa4#/...bxa5#, etc., single checkmate by pawn
 
bxa4#/...bxa5# (vacant) 
......
gxh4#/...gxh5# (vacant) 


Category 3: c4#/...c5#, etc., discovered checkmate

captureless: 1.a4 c6 2.Ra3 Qa5 3.Re3 Kd8 4.Re6 Kc7 5.e3
Kb6 6.Bc4 Kc5 7.Ba2 b6 8.b3 Kd5 9.b4# (Hirokaz Onoda)
captureless: 1.d3 d6 2.Kd2 Bd7 3.Kc3 Ba4 4.Kb4 b5 5.Ka5
c5# (Hirokaz Onoda)
captureless: 1.d3 d6 2.Nd2 Kd7 3.Ndf3 Kc6 4.Bd2 Kb5 5.Rc1
Ka4 6.c4# (Noam D. Elkies, 2002)
captureless: 1.d3 e5 2.Kd2 Qh4 3.Ke3 Qg3 4.Ke4 Nf6 5.Kf5
d5# (Hirokaz Onoda)
captureless: 1.f4 d6 2.Kf2 Bg4 3.Kg3 f5 4.Kh4 Kf7 5.Kg5
e5# (Hirokaz Onoda)
captureless: 1.e3 e6 2.Ke2 Be7 3.Kf3 Kf8 4.Kg4 Qe8 5.Kh5
Bd8 6.g4 f5# (Hirokaz Onoda)
1.d3 h6 2.Bxh6 e6 3.Bc1 Rh4 4.Kd2 Rd4 5.e4 Qh4 6.Ke3 Qh8
7.Kf4 Kd8 8.Ke5 g5# (Roberto Osorio)
captureless: 1.h4 a5 2.Rh3 Ra6 3.Rd3 Re6 4.Rd6 f6 5.d3 Kf7
6.Bf4 Kg6 7.Bh2 Kf5 8.g3 Ke5 9.g4# (Hirokaz Onoda)

 
Category 4: bxc4#/...bxc5#, etc., discovered checkmate

1.d4 Nf6 2.Bg5 Nh5 3.Bxe7 f6 4.Bc5 d6 5.Kd2 Bf5 6.Kc3 Qd7
7.Kc4 Bd3 8.Kd5 dxc5# (Hirokaz Onoda)
 

Category 5: bxc4#/...bxc5#, etc., double checkmate

1.e4 g5 2.Qh5 g4 3.Qxh7 f5 4.Qxh8 Kf7 5.h3 Kg6 6.Qg7+ Kh5
7.hxg4# (Ulrich Ring)


Amici Sumus,
Hiro


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