in relation to a member or a pensioner, means—
(a) | any person in respect of whom the member or pensioner is legally liable for maintenance; |
(b) | any person in respect of whom the member or pensioner is not legally liable for maintenance, if such a person— |
(i) | was, in the opinion of the Board at the time of the death of the member or pensioner in fact dependent upon such member or pensioner for maintenance; |
(ii) | is the spouse of the member or pensioner, including a party to a customary union according to indigenous law and custom, or to a union recognised as a marriage under the tenets of any religion; or |
(c) | a posthumous child of the member or pensioner; and |
(d) | a person in respect of whom the member or pensioner would have been legally liable for maintenance had that person been a minor; |