Can daughter claim her father's share where father waived his share

Release deed validity My grand father had four sons, namely a,b,c,d. Elder son named a was irresponsible and wayward . so my grand father got a registered release deed from elder son a by paying money. Release deed was registered in 1971 and elder son a gave away all his rights over ancestral and self acquired properties . my grand father divided all his ancestral and self acquired property equally with sons b ,c, and d . wa registsterd specifiay 25 years back and elder son passed away in 1997. Now daughters of elder son a have gone to court for share in ancestral property.