Authorizing the President of the Fairmount Park Commission, the Executive Director of Fairmount Park, and the Public Property Commissioner, on behalf of the City of Philadelphia, to enter into a Lease and related agreements and an easement agreement relating to utility conduits, with PTM II Limited Partnership ("PTM II"), a Pennsylvania limited partnership, under which the City would lease Memorial Hall and adjoining land (together, the "Premises") to PTM II, which would sublease the Premises to PTM III Limited Partnership ("PTM III"), a Pennsylvania limited partnership, which would sub-sublea — Open Common Ground