I'd say that "it depends" too, no strict rule can be set in my opinion, at most soft rule requiring…
You have a valid point that having used a chameleon piece/promotion it would have been better to avoid double check.…
A hint for the WinChloe users: WinChloe seems to allow by default null-moves (i.e. moves which do not modify the…
Hm.... I dont use Popeye directly. I use the interface "AP win". It does not seem to allow certain functions.
Note that the 'Chameleon' property MEANS in fact something totally different when it is attributed to a pawn! It does…
Popeye does not allow "Chameleon" attribute to pawns.
The trouble with using Chameleon pawn is not that it "doea not exist now" (We can always invent it !!),…
Amazing problem! Neat use of Coucous Circe condition. Six promotions including AUW. Can anything better be done in two moves…
Interesting, but a pity that neither grasshopper move during the solution !
From: No. 224 White Ba8 Kh8 Se6 Sc5 Pd4 Rc1 Black Pc7 Re7 Kb6 Pd6 Pb5 Bd5 LEg5 hs=4 (…