[Retros] Solidarity chess (=SC)

[Noam Elkies]

Francois Labelle <flab at wismuth.com> writes:


> Thanks. I managed to screw up my example (the WK should be put

> elsewhere to prevent 1.Rxh1 gxh1=Q+),


I was wondering about that...


> but you get the idea: a mate in n can become a draw (just remove the

> WR from my diagram),


or keep it (as a superfluous piece, yes).


> or it can become a win in n+1 if we feel like composing a bit.


"n+1" is the normal situation; you probably meant either "n+2",
for which

  http://www.janko.at/Retros/d.php?ff=5brk/4p1pb/4P1p1/4N1K1/8/8/8/8

is one simple setup, or "more than n+1", which can also exceed n+2
if we feel like composing a bit more, e.g.

  http://www.janko.at/Retros/d.php?ff=8/P1p5/2P5/5N2/6p1/8/4p1pp/4Kbrk

Or we could amend the stalemate law...

NDE