2. Requests the Working Group at its fifth session to revisit and build upon the conclusions of its third session in order to constructively and effectively fulfil its mandate, bearing in mind that the Working Group did not reach a conclusion at its fourth session;
2. 考虑到在第四届会议中未能达成结论,请工作组在其第五届会议上再次讨论巩固第三届会议结论，以更积极有效地完成其任务；