Complex sentence: His mother, Sandhya Pandit, passionate of Indian classical music and learning khyal singing, became an English teacher at Kendriya Vidyalaya (Central governement school) in Haldia and Kolkata.
Split into simpler sentences: His mother, Sandhya Pandit is passionate of Indian classical music and learning khyal singing. She became an English teacher at Kendriya Vidyalaya (Central governement school) in Haldia and Kolkata.