To amend the Philadelphia Zoning Maps by changing the zoning designations of certain areas of land located within an area bounded by Broad Street, 15th Street, Oxford Street and Cecil B. Moore Avenue; amending Section 14-1402 of The Philadelphia Code, entitled "Parking in Residential Districts;" amending Section 14-305 of The Philadelphia Code, entitled "C-4 Commercial and C-5 Commercial Districts;" and by amending Section 14-1620 of The Philadelphia Code, entitled "Avenue of the Arts North Special District Controls," all under certain terms and conditions. — Open Common Ground