Complex sentence: With Arjun's to help Ranganayakulu destroys all illegal activities of Benerjee and also gets his sister Kalyani's marriage with Shekar at her request, and also handles the shop owner where his father is working for ill treating the latter.
Split into simpler sentences: With Arjun's to help Ranganayakulu destroys all illegal activities of Benerjee's. Arjun gets his sister Kalyani's marriage with Shekar at her request, and also handles the shop owner where his father is working for ill treating the latter.