Complex sentence: Rohith Chakravarti Vemula (30 January 1989--17 January 2016) was an Indian PhD student at the University of Hyderabad, belonging to the Dalit community (Mala caste) who committed suicide on 17 January 2016.
Split into simpler sentences: Rohith Chakravarti Vemula (30 January 1989--17 January 2016) was an Indian PhD student at the University of Hyderabad. He was claiming as belonging to the Dalit community (Mala caste) who committed suicide on 17 January 2016.