Complex sentence: The Vestibular was implanted primarily as a way to prevent nepotism or some other form of unfair or beneficial selection of candidates, by law, as the only authorized admission method until 1996, when the new Education Law was passed.
Split into simpler sentences: The Vestibular was implanted primarily as a way to prevent nepotism or some other form of unfair or beneficial selection of candidates. It was considered, by law, the only authorized admission method until 1996, when the new Education Law was passed.