Grandfather gifted land to his 4 daughter and one doughter side alone has path/main road

Grandfather gifted land to his 4 daughter and subdivided the land back of each other and one doughter side alone has path/main road. My grandma day one become widow from father childhood . And my another two grandma also given there portion , one given as gift another grand sold to us. Now we are the property owner of 3 portion. in 1965 around my grandmas gifted land to goverment hospital . our property right Government hospital , left big Community hall for Govt. The front port of grandma without giving any path sold the road the private party at 1981, after all my grandma become widow so that no one question. Now I dont have passage , my father as no one allowing us to enter to reach the property my father bought land pathway from another land owner to reach from backside of the property . Now father is ready to give the grandma property to me , not the one he bought , he say after he dies he can give . In my front of grandma property all commercial complex coming up but mine is farm land, she sold to three people without leaving passage for us at 1987 and died .please suggest can i get path from main road if i put case now as they cheated my grandmother as she is widow very long time. But all of them who sold bought are died