Пре­об­ра­зуй­те, если это не­об­хо­ди­мо, слово ONE так, чтобы оно грам­ма­ти­че­ски со­от­вет­ство­ва­ло со­дер­жа­нию тек­ста.

Albert Einstein, the famous scientist, liked to play the violin very much. Once he found himself in the company with Hans Eisler, a composer and a pianist. They met for the __________________ time.