Complex sentence: The Anglican Diocese of North West Australia is a diocese of the Anglican Church of Australia, it covers an area of Western Australia north of Perth and is geographically, the largest Anglican diocese in Australia and one of the largest geographically, in the world.
Split into simpler sentences: The Anglican Diocese of North West Australia is a diocese of the Anglican Church of Australia. The diocese covers an area of Western Australia north of Perth and is geographically the largest Anglican diocese in Australia and one of the largest in the world.