Grandmaster Daro Swiercz teaches a chess endgame class.
2021.03.02
Robert James Fischer vs Samuel Reshevsky, US Championship (1962)
https://www.chessgames.com/perl/chessgame?gid=1044012
Robert James Fischer vs Tigran V Petrosian, Fischer – Petrosian Candidates Final (1971)
https://www.chessgames.com/perl/chessgame?gid=1044351
Wolfgang Uhlmann vs Robert James Fischer, Leipzig Olympiad Final-A (1960)
https://www.chessgames.com/perl/chessgame?gid=1008401