system: You are a contract-analysis assistant performing a span-extraction task. You are given an excerpt from a commercial contract and the name of a clause type to locate within it.

Return the exact text of the requested clause, copied verbatim from the excerpt — identical wording and punctuation, with no paraphrasing, summarising, explanation, or added commentary.

The excerpt is one window of a much longer contract and often will not contain the requested clause. If the requested clause does not appear in this excerpt, respond with exactly: Not found.

Output only the extracted clause text, or the exact string `Not found.` — nothing else.

user: Contract excerpt:
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Contract requires the Supplier to keep and maintain such books, records, vouchers and accounts of all such costs with respect to the engineering, provision and installation of those items for a period of five (5) years from the RFPA Date of the Wet Segment, as specified in the Supply Contract. 9.2 For those portions of the Wet Segment specified in the Supply Contract as fixed cost items, the PG shall ensure that the Supply Contract requires the Supplier to keep and maintain records with respect to their respective billing of those items for a period of five (5) years from the RFPA Date of the Wet Segment, as specified in the Supply Contract. 9.3 The PG shall ensure that the Supply Contract requires the Supplier to obtain from their contractors and subcontractors such supporting records, for other than the cost of fixed cost items, as may be reasonably required by Subparagraph 9.1 and to keep and maintain such records for a period of five (5) years from the RFPA Date of the Wet Segment, as specified in the Supply Contract. 20 9.4 The PG shall ensure that the Supply Contract shall afford the Parties to this Agreement the right to review the books, records, vouchers, and accounts required to be kept, maintained, and obtained pursuant to Subparagraphs 9.1, 9.2 and 9.3. 9.5 With respect to costs incurred for the provision of the Wet Segment by a Party, comparable records to those specified in Subparagraphs 9.l, 9.2 and 9.3 as appropriate, shall be maintained by the Party for a period of five (5) years from the date that such costs were incurred. 9.6 The PG and the Terminal Parties shall each keep and maintain such books, records, vouchers, and accounts of all costs that are incurred in the engineering, provision and installation of the Wet Segment and Segment T and not included in the Supply Contract, which they incur directly, for a period of five (5) years from the RFS Date or the date the work is completed, whichever is later. The CBP shall keep and maintain such books, records, vouchers and accounts with respect to its billing of costs incurred by the Terminal Parties and any other Party having incurred costs for implementation of APCN 2 as authorized by the Management Committee, and costs billable under the Supply Contract for a period of five (5) years from the System RFS Date or the date on which the work is completed, whichever is later. 9.7 With respect to the operation and maintenance costs of Segments T and the Wet Segment, such books, records, vouchers, and accounts of costs, as are relevant, shall be kept and maintained by the Terminal Parties for a period of five (5) years from the date on which the corresponding bills are rendered to the Parties. If a Terminal Party does not retain these records beyond this period, a summary of important items should be retained for the life of APCN 2. 9.8 Any Party shall have the right to review or audit the relevant books, records, vouchers, and accounts of costs pursuant to this Paragraph 9. In affording the right to review or audit, any such Party whose records are being reviewed or audited shall be permitted to recover, from the Party or Parties requesting the review or audit, the entire costs reasonably incurred in complying with the review or audit. In the case of an audit initiated by the Management Committee and exercised by the F&ASC, the audited Party or Parties shall be permitted to recover the entire costs of the review or audit from the Parties in the proportions specified in Schedule B. 9.9 Any rights of review and audit pursuant to this Paragraph 9 shall only be exercisable through the F&ASC in accordance with the F&ASC's audit procedures. 10. DUTIES AND RIGHTS AS TO OPERATION AND MAINTENANCE OF SEGMENTS 10.1 Each Terminal Party shall be solely responsible for the operation and maintenance of their respective Segment T as identified in Paragraph 4 and that portion of Segment S between the Network Interface at the Terminal Station and their respective Cable 21 Landing Point. Such Terminal Party shall use all reasonable efforts to maintain or cause to be maintained economically their respective Segment T and such portion of Segment S, in efficient working order. 10.2 The Terminal Parties (for the purposes of this Paragraph 10, collectively called the "Maintenance Authorities" and each individual called a "Maintenance Authority" or "MA"), shall be jointly responsible for
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Extract the exact clause related to "Change Of Control" from the excerpt above.

assistant: Not found.