Simplify the following text for a Grade 10 native English-speaking person.
Original: Inaugural winner Philip Johnson was cited `` for 50 years of imagination and vitality embodied in a myriad of museums , theaters , libraries , houses , gardens and corporate structures '' .
Simplified: The first winner was Philip Johnson . The award was `` for 50 years of imagination and vitality '' shown by the many `` museums , theaters , libraries , houses , gardens and corporate structures '' .