Now, this generation initial generation is known as the parental generation or the p generation. And this first offspring is known as the first filial generation or simply the f one generation. Now, what exactly did he see every time he conducted this experiment? Well, what he saw is he found that the offspring plant, the f one generation that was produced was either one of these two. And in the case of this height experiment, this offspring was always the tall offspring. So it was never the short, it was always the tall.