Jean-Michel Salomon

Six contestants play, responding to general knowledge questions, to become the challenger of the day and face off against, at the end of the show, the champion, with the goal of taking his place, hence the title of the show.

Three candidates compete on crossword puzzles that they try to complete by finding the answers to the proposed definitions. But to have access to the definitions, candidates must first answer questions that have a very specific characteristic: the answer is always a letter.