To amend the Philadelphia Zoning Maps by changing the zoning designations of certain areas of land located within an area bounded by Gates Street, Henry Avenue, Roxborough Avenue, Magdalena Street, Walnut Lane, Henry Avenue, Kingsley Street, Houghton Street, Walnut Lane, Shurs Lane, Tower Street, Levering Street, Silverwood Street, Leverington Avenue, Silverwood Street, Fountain Street, and Ridge Avenue. — Open Common Ground