Complex sentence: Surinder Kaur was born in Lahore, back then part of British India, a Punjabi-Sikh family as the sister of Parkash Kaur and is the mother of Dolly Guleria, both noted Punjabi singers.
Split into simpler sentences: Surinder Kaur was born in Lahore, back then part of British India, in a Punjabi-Sikh family. She was the sister of Parkash Kaur and the mother of Dolly Guleria, both noted Punjabi singers.