Grasshopper Chess: Helpdoublestalemates

J. Bokisch
Fairy Chess review 1937 (2774)
Helpdoublestalemate in 4, in two ways

Solution: 1.Ga6 Sc4 2.b4 Sb2 3.Ka3 Kc1 4.c×b2† Kb1 ==
and 1.Ka1 S×b5 2.a3 Sd4 3.a2 Sc2† 4.b×c2† Kc1 ==

Comments:

H. Rossler
Feenschach 1975 (1556)
Helpdoublestalemate in 5

Solution: 1.Ge4 e6 2.Ge7 Sb4 3.Ga3 Sd3 4.Ge3 Se5 5.G×e6† Sc6 ==

Comments: BG and WS circuits. Elimination of WPe5.

J. Bokisch
Fairy Chess Review 1937 (2836)
Helpdoublestalemate in 5, with set play

Solution: Set: 1... Ka6 2.Ga7 K×a7 3.G×b8 Ka8 4.Gb5 Ga7 5.Gb7 b×c7 ==
Play: 1.Ga7 Gb5 2.Kb8 G×a7 3.Ka8 G×d7 4.Gb8 Gdb7 5.c×b6† Ka6 ==

Comments: "The set and actual play giving a pure chameleon echo with the colour change in the men.
This is a lovely thing". T. R. Dawson

J. Bokisch
Fairy Chess Review 1949 (8419)
Helpdoublestalemate in 5

Solution: 1.Ghh2 Q×b3 2.Bg2† K×g2 3.Gh4 Gg1 4.h×g4 Qh3 5.g×h3† Kh8 ==

Comments: Centre of symmetry moves down one step.
In the original the problem is the duplex of this version (i.e. reflect top to bottom and reverse colours).

H. Rossler
Feenschach 1972
Helpdoublestalemate in 6

Solution: 1.Kb4 Kc1 2.b5 Rb2 3.Ka3 Ba2 4.b4 Gb1 5.Ga1† Gc3† 6.Gc3† Kb1 ==

Comments:

H. Rossler
Feenschach 1974 (1295)
Helpdoublestalemate in 7

Solution: 1.g2† Kh2 2.g1(B) Kg3 3.h2 Kf4 4.f2 Gf3† 5.Kg2 Ke3 6.Kh1 Ke2 7.g×f3† Kf1 ==

Comments: WG eliminated.

P. A. Petkow
Feenschach 1971
Helpdoublestalemate in 7

Solution: 1.d1(Q) h8(S) 2.Q×d3 S×g6 3.Q×g6 h7 4.Qg8 h×g8(B) 5.b1(R) Bh7 6.Rb7 Bd3 7.a1(G)† Ba6 ==

Comments: All five promotions.

H. Rossler
Feenschach 1973
Helpdoublestalemate in 9, b) WKg3-g2

Solution: a) 1.S×b1 Gh3 2.Sa3 Kf3 3.S×c2 Ke4 4.S×a1 Kd3 5.Sb3 Kc2
6.Sc1 Kb1 7.S×a2 Ka1 8.Sc3 b3† 9.Ka3 e4 ==
b) 1.e4 b3† 2.Ka3 Rb2 3.e3 Gb1 4.S×e2 Kf1 5.Sc1 Ke1
6.e2 Kd2 7.e1(G) K×c1 8.Ga5 Gd3† 9.Gc3† Kb1 ==

Comments: Completely changed play. BS circuit in a). WG pins BS or BG in final position.

Composer
Source Problem number and date
Helpdoublestalemate in

Solution: 1. ==

Comments: