Comments on https://lichess.org/@/datajunkie/blog/why-most-chess-players-never-learn-from-their-games/g0BFImnU
It is an inspiring story, but football is much more of a team sport than chess. The influence of the coach is larger as he can make the team play together better: covering each others weak points. The coach is much more like a chess player than the football players themselves. A fighter pilot is probably also more like a chess player: alone in his cockpit.