(1) The testator may give a legacy to more than one person in such a way that the person charged or a third person has to determine what each person is to receive from the object of the legacy. The determination is made in accordance with section 2151 (2).
(2) If the person charged or the third person is unable to make the decision, then the persons provided for are entitled to equal shares. The provision of section 2151 (3) sentence 2 applies accordingly.