A married to B ( Women) from K Surname
No children to A and B
A&B Adopted S at the age of 7yrs from D Surname
S got married to B's brother's Daughter 'R' again from K Surname
S and R dont have children
A self-acquired property assume xyz, A has no brothers only sisters (Some sisters were already passed away) Property acquired before 1985 Amendment (AP)
Now A,B,S & R all passed away
What are the legal rights on properties for R's Brother and sisters
Thanks,