Who was Mulayam Singh Yadav’s second wife, Sadhna Gupta?

Sadhna Gupta, second wife of Mulayam Singh Yadav, was born in Uttar Pradesh and earlier married businessman Chandra Prakash Gupta. She is the mother of Prateek Yadav, who stayed away from politics. She later became part of the Yadav family and passed away in 2022 after a brief illness, leaving behind a significant personal legacy.