Complex sentence: R.Radhakrishnan hails from a family with political lineage and the elder son of politician R.Ramanathan (former member of Puducherry legislative assembly) and his wife R.Santhanalakshmi.
Split into simpler sentences: R.Radhakrishnan hails from a family with political lineage. He is the elder son of politician R.Ramanathan (former member of Puducherry legislative assembly) and his wife R.Santhanalakshmi.