50. In the context and circumstances of the instant case, there is no doubt that many people suffered morally, in varying degrees, from the lack of due diligence on the part of the authorities of the Respondent State in apprehending, prosecuting and putting to trial the perpetrators of the quadruple assassination; but one may reasonably consider that those who acted (directly or by representation) on the very front line in this respect and suffered the most from the situation are the spouses, children, fathers and mothers of the deceased. These are therefore the persons who, in the instant case, may claim the status of victim, and therefore lay claim to reparation, if at least the concrete evidence of this status is duly adduced.18 Going by this reservation, the persons mentioned in the following paragraphs are entitled to reparation for the moral prejudice suffered: (i) As regards the beneficiaries of Norbert Zongo, the victims are Zongo Somda, Genevieve (spouse); Zongo Guy Bonaventure (son); Zongo, Antoine (son): Zongo, Arnold (son); Zongo, Judith (daughter); Zongo Constant (son); and Nana Augustine (mother). (ii) As regards the beneficiaries of Ernest Zongo, the victim is Yameogo, Taiba Rosalie (mother). (iii) As for the beneficiaries of Blaise llboudo, the victims are lloudo, Jonas (father); and Yanogo, Deborah (mother). (iv) As regards the beneficiaries of Abdoulaye Nikiema alias Ablasse, the victims are Ouedraogo, Kouiliga (mother); and Nikiema Abdoul Kader (son). b) Proof of status of victim