Complex sentence: Deva Kaushik Katta is an Indian-born American-resident filmmaker from Telugu Cinema who debuted as a successful writer/director on the big screen with the blockbuster film "Vennela (Telugu)".
Split into simpler sentences: Deva Kaushik Katta is an Indian-born American-resident filmmaker from Telugu Cinema. He debuted as a successful writer/director on the big screen with the blockbuster film "Vennela (Telugu)".