140. The Court now proceeds to analyze the grounds relied on by the Applicants in support of their application for Revision. a. Lack of communication of Title Deed No. 18 141. The Applicants claim: 142. The Court rendered its Judgment in this proceeding based on the existence of Title Deed No. 18 to dismiss the Applicants' property right claims. 143. In the Judgment rendered, the Court stated that the Applicants' property right is challenged by a "Title Deed presented by the State." 144. According to the investigator hired by the Applicants, this Title Deed is not included in the proceedings; that the Court based its Judgment on something, neither it nor the Applicants have ever seen. 145. And if, on the other hand, the Republic of Niger presented this title deed No. 18 to the Court, this document was never communicated to the Applicants, who, consequently, did not have the opportunity to refute it. 146. That the adversarial principle was not respected. 147. If the Respondent has not gathered it, the Court should not have based its Judgment on such Title Deed No. 18 without ordering the Respondent to disclose it to the Court and the Applicants, to give them the opportunity to refute it. 27