Original sentence: The late Sakıp Sabancı, Honorary Chairman of the Trustees of Sabancı University, had announced the opening of the Sabancı University Performing Arts Center, of which the official inauguration took place on Sunday, 6 June 2005, with a personally written letter of invitation, three days before he died
Edited sentence: The late Sakıp Sabancı, Honorary Chairman of the Trustees of Sabancı University, had announced the opening of the Sabancı University Performing Arts Center, of which the official inauguration took place on Sunday, 6 June 2005, with a personally written letter of invitation, three days before he passed away