5. If the members nominated by the parties to the dispute are unable to agree on a Chairperson within three months of the request for the establishment of the Commission, any party to the dispute may request the Secretary-General of the United Nations to appoint the Chairperson who shall not have the nationality of any of the parties to the dispute. If one of the parties to the dispute fails to nominate a member within three months of the initial request pursuant to paragraph 2, any other party to the dispute may request the Secretary-General of the United Nations to appoint a person who shall not have the nationality of any of the parties to the dispute. The person so appointed shall constitute a single-member Commission.
5. 如果争端各方指派的成员未能在设立委员会的请求提出后三个月内商定一位主席，争端的任何一方可请求联合国秘书长任命不具争端任何一方国籍者担任主席。如果争端一方未能在初次请求提出后两个月内根据第2款指派一位成员，争端的任何其他当事方可请求联合国秘书长任命不具争端任何一方国籍者一人。以这种方式任命的人应构成单一成员委员会。