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Effective as of the date first above written.

                                              ZAPATA CORPORATION

                                              (SIGNATURE OF MALCOLM I. GLAZER
                                               APPEARS HERE)

                                              By:
                                                 ----------------------------
                                                 Malcolm I. Glazer
                                                 Chairman of the Board,
                                                 Chief Executive Officer and
                                                 President

                                              CONSULTANT

                                              (SIGNATURE OF KRISTIAN SIEM
                                               APPEARS HERE)
                                              --------------------------------
                                              Kristian Siem