Grasshopper Chess: Helpmate in 4


Grasshopper Chess Introduction

HELPMATES IN 4

4 men

C.E.Kemp
Fairy Chess Review August 1940
Helpmate in 4

Solution: 1.Kf5 Kf8 2.Kg6 Ne2 3.Kh7 Nf4 4.Kh8 Ng6‡

Comment: Asymmetry, N-line.

C.Seneca
Themes 64 1961
Helpmate in 4, (b) Bc5 to a7

Solution:
(a) 1.Kd3 Gb6 2.Kc2 Be3 3.Kb1 Bc1 4.Ka1 Bb2‡
(b) 1.Kd5 Kb4 2.Kc6 Ga4 3.Kb7 Ka5 4.Ka8 Kb6‡

Comment: Mutate.

5 men, 2 types

B. Larsson
Tidskrift January 1930
Helpmate in 4

Solution: 1.Kf1 Gh5 2.Gg1 Kh4 3.Kg2 Gh2 4.Kh1 Kg3‡

Comments: Setting up GK battery

5 men, 3 types

C. Sommadossi
feenschach 1960
Helpmate in 4

Solution: 1.Sc6 Gd6 2.Sd4 Gd3 3.Sb3 Ga3 4.Sa5 Ga6‡

Comments: Knight circuit.

F. M. Mihalek
British Chess Magazine 1975
Helpmate in 4, (b) Bf8 to a2, (c) Bf8 to e4

Solution:
(a) 1.BKd5-e6-f7-g8 WKg6-h6 Gh7 Bg7‡
(b) 1.BKc5-d6-e7-f8, WKg6 Gf5 Gg7 Bf7‡
(c) 1.BKd4-e3-f2-g1, WKg4-h3 Gh2 Bg2‡

Comments: Echoes.

C. Gaulin
feenschach 1960
Helpmate in 4, (b) Gb7 to g7

Solution:
(a) 1.Kb3 Kd4 2.Gb2 Ba4+ 3.Ka2 Kc4 4.Ka3 Bb3‡
(b) 1.Gd4 Gd5 2.Gf6 Kd4 3.Ka5 Kc4 4.Gb6 Bb5‡

Comments: Exact Echo: Reflection in 4th rank

J. Dohrn-Luttgens
feenschach 1954
Helpmate in 4, with set play

Solution:
1....Bd2 2.Gc2 Gd5 3.Ke2 Kd4 4.Kd1 Ke3‡
1.Gc2 Bd2 2.Ge2 Gd5 3.Kc2 Kd4 4.Kd1 Kc3‡

Comments: Setting up GK battery. Exact Echo: Reflection in d file

M. Bukofzer
Fairy Chess Review June 1945
Helpmate in 4

Solution: 1.Kb6 (waiting move) Rf8 2.Kb7 Rg8 3.Gb8 Gh8 4.Ka8 Rg7‡

Comments: Set play is the same, without waiting move.
Compare B. Rehm 1974

B. Rehm (after M. Bukofzer 1945)
feenschach 1974
Helpmate in 4

Solution: 1.Kc3 Kh2 2.Kb2 Rg1 3.Gb1 Gh1 4.Ka1 Rg2‡

5 men, 4 types

J. Dohrn-Luttgens
feenscach 1952
Helpmate in 4, two ways

Solution:
1.Kd6 Gd5 2.Kc7 Ba6 3.Kb8 Sc6+ 4.Ka8 Bb7‡
1.Kf4 Gd5 2.Kg3 Bf1 3.Kh2 Sf3+ 4.Kh1 Bg2‡

Comments: Echo: Diagonal reflection, symmetric mate

F. M. Mihalek
British Chess Magazine 1975
Helpmate in 4, (b) Kh5 to h6

Solution:
(a) 1.Rd8 Sg2 2.Rd1 Gc1 3.Rd6 Kg3 4.Rh6 Sf4‡
(b) 1.Rc8 Kg3 2.Rc1 Gb1 3.Rc7 Kg4 4.Rh7 Sf5‡

Comments: Asymmetric. Echo. Translation {0,1}

A. Kniest
Bottrop Volks Ztg 20 November 1935
Helpmate in 4

Solution: 1.Pa5 Bb8 2.Kb2 Ga8 3.Ka3 Ba7 4.Ka4 Bc5‡

Comments: Setting up of GB battery.

6 men 3 types (3G)

W. Hagemann
feenschach #755 1951
Helpmate in 4

Solution: 1.Ge4 Rb5 2.Kd3 Rc5 3.Gd4 Rb5 4.Gc4 Rb3‡

Comments: G-wall, Double switchback by WR

C. Becker
feenschach #4806 1960
Helpmate in 4, 2 ways

Solution: 1.Re8+ Kc5 2.Gb5 Gh1 3.Rb8 Kc6 4.Gb7 Kb6‡ and symmetrically 1.Ra4+ etc.

Comments: Symmetric single-diagonal position.
Clearance of diagonal for Gs b7,g2 to pass in opposite directions.

K. Dittrich
Deutsche MarchenSchach #351 August 1932
Helpmate in 4

Solution: 1.Kb7 Ga6 2.Ga7 Gc8 3.Gb8 Ga8 4.Kxa8 Bc6‡

Comments: WG catalyst, Epaulette corner mate

J. Dohrn-Luttgens
feenschach #1496 1952
Helpmate in 4, 4 ways

Solution:
1.Ge3 Bg6 2.Gg5 Gh6+ 3.Kg4 Gh7 4.Kh4 Bh5‡
1.Ge3 Gcf3 2.Gg5 Gd5 3.Kg4 Bf5+ 4.Kh4 Bh3‡
1.Ke3 Bc2 2.Gd2 Gc1+ 3.Ke2 Gb1 4.Ke1 Bd1‡
1.Ke3 Gcf3 2.Gd2 Gd5 3.Ke2 Bd3+ 4.Ke1 Bf1‡

Comments: Exact echoes. Reflection in a8-h1 diagonal. Ideal mates.

G. G. Nasra
Deutsche Schach Blatter #4533 15 November 1928
Helpmate in 4

Solution: 1.Kc2 Kg7 2.Gb1 Gh8 3.Kb2 Ga8 4.Ka1 Be5‡

Comments: Three-corner rattler

H. Perkins
Fairy Chess Review #3994 28 November 1939
Helpmate in 4

Solution: 1.Bc7 Kf2 2.Gg7 Gf1 3.Gb7 Kg1 4.Bb8 Gh1‡

Comments: Long-stopped BG hurdle

F. Lindgren
Eskilstuna Kuriren #2498 27 October 1936
Helpmate in 4

Solution: 1.Gb5 Se7 2.Kg4 Gd8 3.Kh5 Sf5 4.Gg5 Sh6‡

Comments: Long-stopped BG hurdle

T. R. Dawson
Chess Amateur #710 June 1925 (version Fairy Chess Review December 1945)
Helpmate in 4

Solution: 1.Sd6 Gc5 2.Sf5 Gg5 3.Sg7 Gg8+ 4.Se8 Gd8‡

Comments: Possibly the first G helpmate. Knight Circuit

F. Kniest
Deitsche MarchenSchach Zeitung #239 February/March 1932
Helpmate in 4

Solution: 1.Gf2 Pd4 2.Gc5 Pxc5 3.Gb6 Pxb6 4.Ga7 Pb7‡

Comments: Tempo (1....Pd4 2.Gc5 Pxc5 3.Gb5 Pxb5 4.no waiting move)

F. Kniest
Deutsche MarchenSchach Zeitung #519 December 1932
Helpmate in 4

Solution: 1.Ge4 Kc2 2.Gc4 Gd1 3.Gb4 Kb1 4.Ga4 Ga1‡

Comments: Leapfrog. Ideal mate.

6 men 3 types (2G)

F. R. Adcock
Chess Amateur #F1043 July 1927
Helpmate in 4

Solution: 1.Rg8 Rg5+ 2.Kf4 Kf2 3.Ge4 Ra5 4.Rg4 Ga4‡

Comments: Blocked BG

O. Binkert
Fairy Chess Review #8137 1949
Helpmate in 4

Solution: 1.Kh7 Bg7 2.Gg8 Bh6+ 3.Kh8 Kb7 4.Bh7 Ga8‡

Comments: As published WK was at a7 with 3....Ga1 intended, but 3....Kb7 was a dual.

J. Dohrn-Luttgens
Problem 1955
Helpmate in 4, (a) with set play, (b) WK,WG down one rank

Solution:
(a) 1....Se6 2.Ge5 Gc8 3.Gh2 Sf5 4.Kh3 Sf4‡
1.Kg1 Se6 2.Ge5 Gf6 3.Gg7 Sd4 4.Gg2 Sf3‡

(b) 1.Kf3 Se2 2.Ke4 Kd7 3.Kd5 Se6 4.Ge5 Sc3‡

Comments: Changed ideal mates, away from board edge in (b)

6 men 4 types (2G)

W. Pauly
Deutsche MarchenSchach Zeitung #240 February/March 1932
Helpmate in 4 with set play

Solution:
1....Rg7 2.Kh3 Gh8 3.Kh2 Ga8 4.Kh1 Rg2‡
1.Kh5 Kb7 2.Kh6 Ga8 3.Kh7 Ga1 4.Kh8 Rg7‡

Comments: Echo, corner rattler

G. G. Nasra and C. Riga
Problemist Fairy Chess Supplement #1884 June 1935
Helpmate in 4

Solution: 1.Kf4 Bh1 2.Gg3 Gg2 3.Ge5 Pe3+ 4.Ke4 Gd5‡

Comments: BG battery set up

J. M. Trillon
Feenschach 1973
Helpmate in 4

Solution: 1.Kc7 Gh8 2.Kb7 Se7 3.Ga8 Gh1 4.Ka7 Sc6‡

Comments: Interchange of Gs a8-h1

E. Albert
Feenschach Aufsatze 1963
Helpmate in 4 with set play

Solution:
1....Gg7 2.Gd5 Pe3 3.Ke5 Ke7 4.Gf5 Sf6‡
1.Gd7 Gc7 2.Gf5 Pe3 3.Ke5 Ke7 4.Gd5 Sd6‡

Comments: Exact echo, reflection in e-file. Ideal mate.

6 men 4 types (1G)

J. B. Verdonk (correction by N. M. Gibbins)
Fairy Chess Review #5446 August 1943
Helpmate in 4, 2 ways

Solution:
1.Pb2 Kd4 2.Bg8 Kc3 3.Bh7 Gh8 4.Bb1 Kb3‡
1.Pb2 Kb5 2.Bc4+ Ka4 3.Bf1 Ka3 4.Pb1=G Ge1‡

Comments: Blocked BP and BG.

L. Lazarus
Fairy Chess Review #3425 December 1938
Helpmate in 4

Solution: 1.Pg2 Pf5 2.P=G Ge4 3.Gg8 Pf6+ 4.Kh8 Ga8‡

Comments: BG stopped by board edge.

G. Bernecker
L'Echiquier #193 April 1926
Helpmate in 4

Solution: 1.Ga7 Pd4 2.Gc5 Pxc5 3.Sc6 Pxb6 4.Sa7 Pb7‡

Comments: Elimination of G. Ideal mate.

6 men 5 types

T. Briedis
feenschach #3034 1956
Helpmate in 4

Solution: 1.Rg1 Gh8 2.Kg4 Bf6 3.Kh5 Ge5 4.Rg4 Bg5‡

Comments: Ideal mate.

J. B. Verdonk
Tijds v.d. N. S. 1940
Helpmate in 4, 2 ways

Solution:
1.Ra7 Bb4 2.Rh7 Gh8 3.Rh2 Ba3 4.Ra2 Bb2‡
1.Ra7 Kc2 2.Rh7 Gh8 3.Ra7 Bc1 4.Ra2+ Bb2‡

Comments: BR cycle or switchback. Bishop check is incidental.

F. Kniest
Schachmatt 1948
Helpmate in 4

Solution: 1.00 Gh8 2.Rf7 Gf8 3.Rg7 Be6+ 4.Kh8 Gh6‡

Comments: WG circuit. Legality of castling is assumed, it cannot be proved.

G. J. Sontag
feenschach #5126 1961
Helpmate in 4

Solution: 1.Sg4 Gh4 2.Sf2 Ge1 3.Sd1 Ka3 4.Pb1=G Gxc1‡

Comments: BG blocked by BS.

7 men

C. E. Kemp
Fairy Chess Review #8017 April 1949
Helpmate in 4 (b) Be7 to e1

Solution:
(a) 1.Rf2 Bd8 2.Rc2 Ge2 3.Kd4 Gd1 4.Kc3 Ba5‡
(b) 1.Rf5 Ge2 2.Rd6 Ba5 3.Rg6 Gh5+ 4.Kf6 Bd8‡

Comments: Change of axis from diagram to mate. Set without WK.

C. E. Kemp
Fairy Chess Review #8423 November 1949
Helpmate in 4, (b) Bh7 to e4

Solution:
(a) 1.Rd2 Gc1 2.Kd1 Ge3 3.Rf2 Bd3 4.Ke1 Be2‡
(b) 1.Kd2 Gc1 2,Rf2 Ge3 3.Ke1 Bf3 4.Rdd2 Be2‡

Comments: Same mate in each part. Change of axis from diagram to mate. Set without WK.

8 men

G.Meguerditchian
Greetings from Egypt to T. R. Dawson 1939
Helpmate in 4
Motto: “The watchman”

Solution: 1.Ga6-e2 Gd3-h7 (the asymmetric move) 2.Kd3 Ge3-e1 3.Gg6-c2 Gc3-c1 4.Gd4-d2 Ge1-b1‡ (Gc2-e4 causes self-check by Gh7)

Theme: Asymmetry


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Composer
Source Problem number and date
Helpmate in

Solution: 1. ‡

Comments: