Complex sentence: Rodney immediately arrested and imprisoned 101 Jews in the warehouses of the lower city who were treated harshly; 31 heads of families were summarily deported without mercy or word to their dependents.
Split into simpler sentences: Rodney immediately arrested and imprisoned 101 Jews in the warehouses of the lower city. He treated them harshly, summarily deporting 31 heads of families without mercy or word to their dependents.