I never know how many JF visitors are interested in my problems. For those who are: This 537 problem was…
Dear Julia, this is a "rule-examination" period in JF for now! After the ep-capture subtleties and the not-so-clear distinction between…
The rule is ambiguously formulated. In b): I. 10.nKg5-f4 is legal because nK would not leave nPg5? II. 10.nKg5-f4 is…
bQ attacking 8th rank is rather undesirable effect. In the first two solutions would be bB enough, in the third…
Silly me of course the imitators 🙂 prevent that
King can't move to f4 because then there would 9 pawns on the board, but I don't understand the first…
Nice "scissor", however the comments are questionable. 3/4 of Cross (Albino, AUW etc.) sounds like "a triangle is 3/4 of…
Nicolas, the logic of your police-story seems convincing enough. Hopefully it can be defined with sufficient exactness, and that should…
I obviously didn't get the rules, what about the flight to f4? About the Imitator, it is probably not a…
Even without the analysis, the realization seems very "expensive". It's not only about 16 black pieces but about how they…