Property matter

Sir, Mere papa 5 bhai hai jisme Mere papa sabse chote hai. Mere dada ji ki jb death hui thi toh mere uppar ke 2 bade papa ke naam se Mere dada ji ne aadhi se jaada property unke naam pe kr di thi yeah soch kr ki jb neeche ke 18 ke ho jaayenge toh woh property 2 bade papa aapas me equally divide kr lenge. Mere papa Or 2 bade papa nabaalik they toh unhone saari property uppar ke 2 bade papa ke naam pe kr diye they. Toh sir batayen isme Mere papa apna haq nhi le sakte kya. Bade papa log property dene se mana kr rahe hai toh isme kya kiya jaa sakta hai. Please help kijiye.