If [insert name] is not living at the time of my demise, I give to The Wistar Institute of Anatomy and Biology, a nonprofit organization currently located at 3601 Spruce Street, Philadelphia PA, $ _______ [written amount or percentage of the estate or description of property] for its unrestricted charitable use and purpose or for the support of [state purpose] if and so long as The Wistar Institute determines that the need exists. If The Wistar Institute shall determine at the outset or at a later time that the need does not exist, or no longer exists or for some reason it is not possible (or prudent) to administer my gift as originally intended, then The Wistar Institute may, in its sole and uncontrolled discretion, direct the use of my bequest for a purpose related as closely as possible to that stated above.”