Eric & Vlaicu, please say: are promotions of the same Black Pawn thematic?
The same piece means the same unit. The unit may change during the solution by promotion or by some fairy…
About Bolero... Yes, of course, a small correction is needed in all definitions: "....Castling is permitted if the king and…
I assume the Bolero definition is imprecise concerning long castling. In orthodox chess, long castling is (of course) legal even…
From the definition: "Castling is permitted if the king and the rook are on their starting positions (or with Circe-reborn…
1397.2 is cooked using PG demolition mode in 42h. The first 8.0 moves are the same as the intention. 1.BPa4…
This is a wonderful find! Even the little Pb5 has many functions - ar least two in each solution.
Dear Joost, I think the difference between Querquisite and Bolero is big enough and clear because of: a) Bolero is…
The Bolero idea isn't entirely new: a Querquisite moves and captures like the piece on whose column it stands (so…
Beautiful idea. Black king has three squares to move with immunity. They are eliminated cyclically by black hideaway, white piece…