Virasat

Assalam o alaikum
Im not good in english so i will ask my question in urdu..
Mara grand father na mara baba kay or unky choty bhai kay nam zameen ki thi jo unka hissa tha mara grand father kki death ho gai and than mara baba ki bhi death ho gai ab mari grand mother kehti hein kay ap logo ki zameen say mara hissa nikalta ha wo mjha dein to kia aisa kisi law main hai please explain

Ji janab, musalman mutawaffi betay ki zameen main maan ka ghaliban 1/6 hissa hota hai. Ap ko wakeel say confirm karna paray ga puri details jannay k liye.