Thnx, I understand. The extra game is interesting. I suppose the 'Meike move' is 27-22 on move 6? And on 7-12 or 8-12 white will play 39-33, taking back with 34. Or is the Meike move 27-22 on move …

I got the question if 33-38 is really a good move. For an answer I need to trust other sources than myself, and yes it is indeed a reasonable way to play in this position. It seems counter-intuitive, …

Very nice! Thank you! Is 7. 33-38 a good move objectively? It feels counterintuïtive.

The half-move counter that I added to the FEN is used in frisian games to count the distance to 7 moves draw, so there should be a complete gamestate representation for both variants. I might contact …

I see. It seems that you are already a few steps ahead indeed. However, if you want to be completely correct, there is one additional rule that can make a FEN require additional information for …

Only 7-12 is accepted as the first move, but 27-32 (and then 7-12) wins in the same way.

I have understood this: memorizing the first 10 positions (the squares from 1 to 10) it is easy to improve by counting, for example, from the square number 1, +10 to obtain the square number 11; + 20 …