Complex sentence: His Grandfather M R Rangarajan apart from being a highly accomplished Civil Engineer was also a highly accomplished carnatic classical singer who was part of the All India Radio audition board and had performed before eminent personalities like Mrs. Indira Gandhi.
Split into simpler sentences: His Grandfather M R Rangarajan apart from being a highly accomplished Civil Engineer was also a highly accomplished carnatic classical singer. He was part of the All India Radio audition board and had performed before eminent personalities like Mrs.Indira Gandhi.