Authorizing the revision of lines and grades on a portion of City Plan Nos. 107 and 130 by striking from the City Plan and vacating the legally open portions of Forty-seventh Street from Fairmount Avenue to Brown Street; striking from the City Plan and vacating Aspen Street from Forty-seventh Street to Markoe Street; and reserving on the City Plan, and authorizing City acceptance of rights-of-way for various purposes within the lines of Forty-seventh Street and Aspen Street being stricken; all under certain terms and conditions. — Open Common Ground