Complex sentence: The youngest of eight children born to Protestant parents, he had a puritanical and overprotective upbringing, his mother being sexually repressive (later Green would grow into an anguished and egodystonic homosexual).
Split into simpler sentences: The youngest of eight children born to Protestant parents. He had a very puritanical and overprotective upbringing, his mother being extremely sexually repressive (later Green would grow into an anguished and egodystonic homosexual).