Change of functions (or better: captures) r/b ends up in pseudo-identical specific ideal stalemates - nice!
If we could ask the originators of the idea (Balbus+Rothenberg, I think), they most likely wouldn't be willing to pay…
An amusing walk up and down (although the combination of conditions does the work almost by itself), leading to a…
The most interesting part is why the SuperCirce rebirths are precise ... well, the rebirths on h5/h7/g6 are easy, but…
I suppose the problem with the diagrammed position is the dual 3.Kf7/Kd7 in the first solution? A real problem, yes,…
bPb5 remains to be explained. It stops a cook with 1.cxb3 6.b8nQ 8.Kxd4 10.Kf3 11.nQe8 12.Kg4#.
The logic behind the sequential albino is worth noting: 1.cxb3 is practically forced. Then 2.bxc3 is necessary, as 3.bxc4? or…
White AUW was one of the easier themes I think in Circe, Anticirce and Madrasi. But as Widlert points out,…
There are at last a dozen white AUWs in AntiCirce #2, both more economical and more unified than this, but…
Yes it is C+ only Winchloe with black pawn on f7 instead of g7 SL