
C.E.Kemp
Solution: 1.Kf5 Kf8 2.Kg6 Ne2 3.Kh7 Nf4 4.Kh8 Ng6‡ Comment: Asymmetry, Nline. 

C.Seneca
Solution:
Comment: Mutate. 

B. Larsson
Solution: 1.Kf1 Gh5 2.Gg1 Kh4 3.Kg2 Gh2 4.Kh1 Kg3‡ Comments: Setting up GK battery 

C. Sommadossi
Solution: 1.Sc6 Gd6 2.Sd4 Gd3 3.Sb3 Ga3 4.Sa5 Ga6‡ Comments: Knight circuit. 

F. M. Mihalek
Solution:
Comments: Echoes. 

C. Gaulin
Solution:
Comments: Exact Echo: Reflection in 4th rank 

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

M. Bukofzer
Solution: 1.Kb6 (waiting move) Rf8 2.Kb7 Rg8 3.Gb8 Gh8 4.Ka8 Rg7‡ Comments: Set play is the same, without waiting move.


B. Rehm (after M. Bukofzer 1945)
Solution: 1.Kc3 Kh2 2.Kb2 Rg1 3.Gb1 Gh1 4.Ka1 Rg2‡ 

J. DohrnLuttgens
Solution:
Comments: Echo: Diagonal reflection, symmetric mate 

F. M. Mihalek
Solution:
Comments: Asymmetric. Echo. Translation {0,1} 

A. Kniest
Solution: 1.Pa5 Bb8 2.Kb2 Ga8 3.Ka3 Ba7 4.Ka4 Bc5‡ Comments: Setting up of GB battery. 

W. Hagemann
Solution: 1.Ge4 Rb5 2.Kd3 Rc5 3.Gd4 Rb5 4.Gc4 Rb3‡ Comments: Gwall, Double switchback by WR 

C. Becker
Solution: 1.Re8+ Kc5 2.Gb5 Gh1 3.Rb8 Kc6 4.Gb7 Kb6‡ and symmetrically 1.Ra4+ etc. Comments: Symmetric singlediagonal position.


K. Dittrich
Solution: 1.Kb7 Ga6 2.Ga7 Gc8 3.Gb8 Ga8 4.Kxa8 Bc6‡ Comments: WG catalyst, Epaulette corner mate 

J. DohrnLuttgens
Solution:
Comments: Exact echoes. Reflection in a8h1 diagonal. Ideal mates. 

G. G. Nasra
Solution: 1.Kc2 Kg7 2.Gb1 Gh8 3.Kb2 Ga8 4.Ka1 Be5‡ Comments: Threecorner rattler 

H. Perkins
Solution: 1.Bc7 Kf2 2.Gg7 Gf1 3.Gb7 Kg1 4.Bb8 Gh1‡ Comments: Longstopped BG hurdle 

F. Lindgren
Solution: 1.Gb5 Se7 2.Kg4 Gd8 3.Kh5 Sf5 4.Gg5 Sh6‡ Comments: Longstopped BG hurdle 

T. R. Dawson
Solution: 1.Sd6 Gc5 2.Sf5 Gg5 3.Sg7 Gg8+ 4.Se8 Gd8‡ Comments: Possibly the first G helpmate. Knight Circuit 

F. Kniest
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
Solution: 1.Ge4 Kc2 2.Gc4 Gd1 3.Gb4 Kb1 4.Ga4 Ga1‡ Comments: Leapfrog. Ideal mate. 

F. R. Adcock
Solution: 1.Rg8 Rg5+ 2.Kf4 Kf2 3.Ge4 Ra5 4.Rg4 Ga4‡ Comments: Blocked BG 

O. Binkert
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. DohrnLuttgens
Solution:
Comments: Changed ideal mates, away from board edge in (b) 

W. Pauly
Solution:
Comments: Echo, corner rattler 

G. G. Nasra and C. Riga
Solution: 1.Kf4 Bh1 2.Gg3 Gg2 3.Ge5 Pe3+ 4.Ke4 Gd5‡ Comments: BG battery set up 

J. M. Trillon
Solution: 1.Kc7 Gh8 2.Kb7 Se7 3.Ga8 Gh1 4.Ka7 Sc6‡ Comments: Interchange of Gs a8h1 

E. Albert
Solution:
Comments: Exact echo, reflection in efile. Ideal mate. 

J. B. Verdonk (correction by N. M. Gibbins)
Solution:
Comments: Blocked BP and BG. 

L. Lazarus
Solution: 1.Pg2 Pf5 2.P=G Ge4 3.Gg8 Pf6+ 4.Kh8 Ga8‡ Comments: BG stopped by board edge. 

G. Bernecker
Solution: 1.Ga7 Pd4 2.Gc5 Pxc5 3.Sc6 Pxb6 4.Sa7 Pb7‡ Comments: Elimination of G. Ideal mate. 

T. Briedis
Solution: 1.Rg1 Gh8 2.Kg4 Bf6 3.Kh5 Ge5 4.Rg4 Bg5‡ Comments: Ideal mate. 

J. B. Verdonk
Solution:
Comments: BR cycle or switchback. Bishop check is incidental. 

F. Kniest
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
Solution: 1.Sg4 Gh4 2.Sf2 Ge1 3.Sd1 Ka3 4.Pb1=G Gxc1‡ Comments: BG blocked by BS. 

C. E. Kemp
Solution:
Comments: Change of axis from diagram to mate. Set without WK. 

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

G.Meguerditchian
Solution: 1.Ga6e2 Gd3h7 (the asymmetric move) 2.Kd3 Ge3e1 3.Gg6c2 Gc3c1 4.Gd4d2 Ge1b1‡ (Gc2e4 causes selfcheck by Gh7) Theme: Asymmetry 

Composer
Solution: 1. ‡ Comments: 