I think that the chess skills themselves are not, but the training skills probably are. Like identifying various aspects of the game, figuring out how they can

I think that the chess skills themselves are not, but the training skills probably are. Like identifying various aspects of the game, figuring out how they can be trained, and then spending 10+ hours a day on them for months. Or getting a database of games played by opponents and analyzing them for weaknesses in their play, and knowing how to exploit such weaknesses, that can probably also be done with poker.