Grasshopper Chess: Mate in 6 or more

Grasshopper Chess Introduction

Mate in Six

5 men

V. Onitiu
Die Schwalbe #563 May 1929
Mate in 6

Solution: 1.Pg3 Gh4 2.Pg4 Gf4 3.Pg5 Gh6 4.Pg6 Gf6 5.Pg7 Gh8 6.PxGh8=G‡

Comments: A classic.

6 men

F. W. Andrew
Fairy Chess Review #3721 June 1939
Mate in 6

Solution: 1.Bb6 Kb8 2.Bd8 Ka8 3.Bc7 Gb7 4.Bg3 Gh3 5.Bh2 Gh1 6.GxGh1‡

Comments: Bishop shepherds the Gs.

7 men

C. M. Fox
Fairy Chess Review #4557 August 1940
Mate in 6, with try

Solution: 1.Ke5 Gf4 2.Ke6 Kb8 3.Kd7 Ka8 4.Kc7 Gb8 5.Kc6 Gb7 6.PxG‡
try 1.Kd5 Gc6 2.Kc4 Gc3 3.Kc5 Gc6 4.Kd5 Ge4 5.Kc6 now Gb7 not forced, Gf5 instead.

Comments: Shepherdng by WK. Switchbacks by Ka8, Gb8.

Mate in Seven

5 men

V. Onitiu and E. M. H. Guttmann
Die Schwalbe #766B January 1930
Mate in 7

Solution: 1.Bb1 Gc1 2.Bc2 Gc3 3.Bd3 Ge3 4.Be4 Ge5 5.Bf5 Gg5 6.Bg6 Gg7 7.PxGg7‡

Comments: WB switchback. Staircase.

9 men

W. Pauly
Essener Anzeiger #1514-1515 February 1931
Mate in 7, (b) remove h4

Solution: (a) 1.Kf2 Ph3 2.Ke3 Ge4 3.Kd4 Gc4 4.Kc5 Gc6 5.Kb6 Ga6 6.Ka7 Ga8 7.GxG‡
(b) 1.Kd2 Gc2 2.Kc3 Gc4 3.Kd4 Ge4 4.Ke5 Ge6 5.Kf6 Gg6 6.Kg7 Gg8 7.Gh8‡

Comments: G over K paths. Bf1 pinned by Ga1.


Source Problem number and date

Solution: 1. ‡