Complex sentence: Christopher discovers documents revealing that the town was abandoned after a coal seam fire thirty years ago, along with a photograph of Dahlia's daughter, who bears a strong physical resemblance to Sharon; told to stop investigating under threat of incarceration, he returns home.
Split into simpler sentences: Christopher discovers documents revealing that the town was abandoned after a coal seam fire thirty years ago, along with a photograph of Dahlia's daughter, who bears a strong physical resemblance to Sharon. Told to stop investigating under threat of incarceration, he returns home.