Urgent Please - Inheritance of immovable property

Dear Legal Eagles,

After the demise of an intsetate, a house property (double storey bungalaow) has been under possession and enjoyment of the widow. Her son died a few years back, now she has only a widow-daughter -in-law and a grand daughter. That widow-mother had died a few days back. Finally, only the widow-daughter-in-law and the grand daughter are only left. under this circumstances, who is enttitled to inherit the bungalaow?