Popeye's apparent "opinion" is irrelevant, since computers can't think in the first place. The rules must be unambiguously given BEFORE…
Cooked: 1. g4 d6 2. Sa3 Kd7 3. Sb1 Kc6 4. Bg2+[bRh1] Kd7 5. Bf1 Rxg1 6. Sa3 Rg3 7.…
Interesting and useful comment by judge Thomas in the award for 2015-16 retros concerning the status of orthodox and non-orthodox…
Oh sorry: you are right, Paul! There really is a dual. Perhaps the composer can use it instead of his…
Thank you Peter! you are right Isardam+anticirce may give very strange things! I tested a) with winchloe and could not…
I'm glad to announce that we now have judges for each section: a) Paz Einat (fairies) b) Manfred Rittirsch (retros)
16. – Rb1-b4+ is impossible: wK is then already in check from bRa4.
Dear Jacques, thank you for dedicating your problem to me. (I would have written this sooner but I am not…
There's a triple setting using consecutive proof games for a Schnoebelen cycle found independently by me and published as no.…
The closing date was mistyped, should be July 1, 2018!