“THE power of appointing a new trustee or new trustees hereof shall be vested in the trustees or trustee for the time being and any person wherever domiciled or resident may be appointed as trustee. (a) The minimum number of trustees shall be 3 (save that if the number falls below 3, the remaining trustee or trustees may still exercise the power of appointment, and take any steps which are urgently necessary in the administration of the Foundation). (b) Trustees (including the [original] Trustees) shall be appointed for 5 years. They are eligible for re-appointment at the expiry of any 5 year term. [ …] (e) No appointment may take effect until it is expressly accepted in writing by the appointee. [ …] (i) A trustee may retire if he gives notice in writing to the remaining trustees or a majority of them, and there remain more than 3 trustees on such retirement.”