Complex sentence: In the latter period of Mughal rule the western part of the district was leased to the Rais of Raikot, by the early eighteen century they had become semi independent of the Mughals.
Split into simpler sentences: In the latter period of Mughal rule the western part of the district was leased to the Rais of Raikot. By the early eighteenth century they had become semi independent of the Mughals.