Claim of Daughter in Law in Ancetral Property After Death of Husband and Son

A family of 6 containing Father in Law, Mother in Law, Son, Daughter, Daughter in-law (Son’s wife) and a Grandson (only child of son and daughter in law). Father in Law, Mother in Law and Son (husband of Daughter in law) passed away two years ago with no Will or nomination created by Father in Law in anyone’s favour. The daughter is married and living separately. The grandson also passed away this year due to COVID. The only member of the family left are - daughter in law and daughter (married separately). FACTS: A) No will under succession or nomination left over either by deceased father in law or mother in law or deceased husband (son) or grandson (only child of son and daughter in law). B) There is no self acquired property by deceased son. The only house was self occupied property of deceased father in law and exists in his name only legally on papers. Bank accounts and lockers are also in the name of deceased mother in law and father in law jointly. C) Only grandson (child of daughter in law and deceased husband/son) also passed away this year and only family left over is daughter in law and daughter (married). QUESTIONS: 1. What is the right of daughter in law in ancestral/self acquired property of father in law and mother in law (not acquired or transferred in the name of deceased husband). 2. Can she file claim to recover items in locker which is in the name of deceased father and mother in law and not self acquired by her deceased husband. 3. Please provide section reference, if possible on claims/rights of daughter in law in ancestral/self occupied property of her in laws i.e. deceased father/mother in law. No property was acquired by her deceased husband nor exists/transferred through succession in his name.