The facts giving rise to this appeal are briefly as follows: Respondent No.1 Smt. Maika and her two sons Bhika and Bhairon, respondents Nos. 2 and 3, filed a suit for cancellation of a certain sale deed in respect of the disputed land which was executed by Debi Prasad, appellant-defendant No.1, on 12-9-1963 in favour of appellants Nos.2 and 3 on the ground that the disputed land was purchased under a sale-deed by the husband of Smt. Maika and that ever since the purchase she along with her two sons Bhika and Bhairon had been in possession of the property and had planted trees over it. In this way the respondents claimed title not only to the land but also to the trees standing thereon and denied the title or possession of Debi Prasad to and over this property at any stage. Debi Prasad appellant had contested the suit along with his vendees, Debi Prasad claimed title, inter alia, on the ground of long adverse possession and one of the pleas raised by his vendees appellants Nos.2 and 3 was that they were vendees-purchasers of the property from him for value. The trial Court held that the plaintiffs-respondents had failed to establish that the disputed land was purchased by Ch