433-08-Z  Applicant - Gwendolyn D. Thompson; Owner - Same; Premises affected - 7221 S Damen Ave; Subject - Application for a variation  to permit a proposed 2nd floor dormer addition whose combined side yards shall be 4.08' (.9" on the north and 3'-4" on the south) instead of 5' with neither yard less than 2' (17th Ward).