Amending Chapter 19-1800 of The Philadelphia Code, entitled "School Tax Authorization," by providing that for tax year 2004, real estate taxes imposed by the Board of Education of the School District of Philadelphia on a property shall not increase by more than a specified percentage as the result of an increase in the assessed value of the property as returned by the Board of Revision of Taxes; by restating the rates of taxation in tabular form; and by further authorizing the Board of Education to impose a tax on real estate within the City of Philadelphia; all under certain terms and conditi — Open Common Ground