Complex sentence: Fenner Brockway, the anti-war MP, wrote demanding an inquiry saying the village doctor had diagnosed a chill but that night Roberts had fallen from his bed and had ended up lying on wet ground for two hours.
Split into simpler sentences: Fenner Brockway, the anti-war MP, wrote demanding an inquiry. He claimed that the village doctor had diagnosed a chill but the following night Roberts had fallen from his bed and had ended up lying on wet ground for two hours.