As far as I know, no engine can handle Staugaard castling at the moment. So I would be grateful if…
Funny thing, Andrew, as you wrote elsewhere: "A proof game is often like a jigsaw...", in that comment "a proof…
Julia, an easy trick for translating a solution : paste the text in winchloe in the area of a diagram's…
Joost, I just quote here comments that have been published here in a general place - shankar ram June 1,…
The animation is outstanding! I did not find a way to go next move with the keyboard. Also at move…
what is Hilfseigenmatt?
Also possible : "Antineuköko : Let's call a "mirror piece" a piece standing on a square with all the adjacent…
Probably the definitive presentation of this castling idea! There is an error in the animation: The 10th move of the…
Very interesting strategy: Black must mate by interposing on a check line, so White's checking piece must be pinned -…
I'm totally fine with having multiple alternative classifications. What I'm not so fine with is classifications that have troubles with…