Complex sentence: Keshav Thackeray's wife was Rama Bai Keshav Thackeray had two sons, Bal Thackeray and Shrikant Thackeray (father of Raj Thackeray) and a daughter Sanjeevani.
Split into simpler sentences: Keshav Thackeray's wife was Rama Bai Keshav Thackeray. He had two sons, Bal Thackeray and Shrikant Thackeray (father of Raj Thackeray) and a daughter Sanjeevani.