That's exactly what the author seems to have done and describes in their subsequent post: https://mbuffett.com/posts/compressing-chess-moves-even-further/ https

That's exactly what the author seems to have done and describes in their subsequent post: https://mbuffett.com/posts/compressing-chess-moves-even-further/ https://mbuffett.com/posts/compressing-chess-moves-even-furt... (published yesterday)