Complex sentence: Born in Ludhiana, Punjab he was trained to be a classical singer, he came to Bombay to look for work as a singer, meanwhile he worked in All India Radio for while as a music staff.
Split into simpler sentences: Born in Ludhiana, Punjab, he was trained to be a classical singer. He came to Bombay to look for work as a singer while working in All India Radio for while as a music staff.