> Backward/forward play being different could also be considered as an alternate point of view. This view exists in the…
> Series-direct, Series-help, Series-self stipulations are not really so different. They only differ in the way they are motivated by…
How about this take on classification: - there are only two types of play: opposing and helping (in reaching the…
I loved already the original setting 1440, but this version fixes the terrible cook (reported in Vlaicu's award), adds another…
Now, it is completely checked by Jacobi.
Very neat ! But under- promotion is somewhat easier to do with Madrasi. First solution has the nice try 1.Qd3?…
If by "equivalent stipulation" you mean "any position would have the exact same set of solutions", then there are three equivalence…
This makes sense. Except "black, on his last move should have the option of either s#1 or hs#1" s#1 and…
Can't this be done in the current Popeye brancht with a sstipulation?
If the Rg7 was on c7 (white Rc7f5 Sb8 Ka8 -- black Kb6 Ba6) it would solve as both (1.Rc6#…