Constituting the Eleventh Supplemental Ordinance to the Amended and Restated General Airport Revenue Refunding Bond Ordinance; authorizing the Mayor, the City Controller and the City Solicitor, or a majority of them, to issue and sell one or more series of tax-exempt or taxable Airport Revenue Refunding Bonds of the City of Philadelphia; designating the obligations to be refunded from certain proceeds of such Airport Revenue Refunding Bonds; setting forth the use of proceeds; providing for the pledge of certain passenger facility charges solely for bonds which refund the City of Philadelphia, — Open Common Ground