If you wanted to revise this sentence from a convoluted sentence into one that made the main clause more clear, but retained formality, what type of sentence would you use and what would your revision look like?
Jane Austen, one of Britain's most famous authors whose works have spawned dozens of movies and spin-offs such as Bridget Jones's Diary and Clueless and Pride and Prejudice and Zombies and Vampire Darcy's Desire, earned barely a hundred pounds a year for her writing.