Christiane Amanpour interviewed Judit Polgar and Garry Kasparov, and the interview was really interesting:
In the footage, there was this picture of young Judit, and I wondered if anyone has an idea of what could be on the index cards?
Hard to say, could've been all the main openings and variations indexed, other than that, haven't got a clue.
Christiane Amanpour interviewed Judit Polgar and Garry Kasparov, and the interview was really interesting:
https://edition.cnn.com/videos/tv/2020/11/17/chess-queens-gambit-amanpour-garry-kasparov-judit-polgar.cnn
In the footage, there was this picture of young Judit, and I wondered if anyone has an idea of what could be on the index cards?