Complex sentence: His father, Bantwal Vittal Manjunath Baliga, was one of India's first electrical engineers in the days before independence and founding President of the Indian branch of the Institute of Radio Engineers, which later became the IEEE in India.
Split into simpler sentences: His father, Bantwal Vittal Manjunath Baliga who was one of India's first electrical engineers in the days before independence. He was founding President Indian branch of institutes of Radio engineers, which later became the IEEE in India.