Complex sentence: A person is a being, such as a Human, that has certain capacities or attributes constituting personhood, which cannot be defined differently by different authors in different disciplines, and by different cultures in different times and places.
Split into simpler sentences: A person is a being, such as a Human, that has certain capacities or attributes constituting personhood, which cannot be redefined differently. Original Authors disciplines, and by different cultures in different times and places.