my mother elder sister having property his age is 85 year she decided to made will for his property .she registered will for his property the property was earned by his father in law. In law got two daughter one elderson all are no more.only daughter sons are alive. if registered will can valid because the property was not earned by his husband and moreover name transfer also done mentioned property now the property is her name .my question she made registered will mentioned person in that will can get share from property.or will is not valid