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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HELD LIABLE FOR ANY CLAIMS AS THEY RELATE TO SUCH USAGE REPORTS, EXCEPT TO THE EXTENT THAT SUCH USAGE REPORTS SERVE AS THE BASIS FOR PAYMENTS UNDER THIS AGREEMENT. 9. CONTENT OWNERSHIP AND LICENSE a) Sponsor will retain all right, title and interest in and to the Content worldwide (including, but not limited to, ownership of all copyrights and other intellectual property rights therein). Subject to the terms and conditions of this Agreement, Sponsor hereby grants to Excite a royalty-free, non-exclusive, worldwide license to use, reproduce, distribute, transmit and publicly display the Content in accordance with this Agreement and to sub-license the Content to Excite's wholly-owned subsidiaries or to joint ventures in which Excite participates for the sole purpose of using, reproducing, distributing, transmitting and publicly displaying the Content in accordance with this Agreement b) Excite will retain all right, title, and interest in and to the Excite Site and the Excite Network and the Broadcast Pages worldwide (including, but not limited to, ownership of all copyrights, look and feel and other intellectual property rights therein). 10. TRADEMARK OWNERSHIP AND LICENSE a) Sponsor will retain all right, title and interest in and to its trademarks, service marks and trade names worldwide, subject to the limited license granted to Excite hereunder. b) Excite will retain all right, title and interest in and to its trademarks, service marks and trade names worldwide, subject to the limited license granted to Sponsor hereunder. 10 11 CONFIDENTIAL c) Each party hereby grants to the other a non-exclusive, limited license to use its trademarks, service marks or trade names only as specifically described in this Agreement. All such use shall be in accordance with each party's reasonable policies regarding advertising and trademark usage as established from time to time. d) Upon the expiration or termination of this Agreement, each party will cease using the trademarks, service marks and/or trade names of the other except: i) As the parties may agree in writing; or ii) To the extent permitted by applicable law. 11. TERMINATION a) If Excite fails to deliver the guaranteed number of Impressions on the Excite Site during the first year, Excite will use commercially reasonable efforts to "make good" the shortfall. If Excite fails to "make good" the shortfall within [****] following the first year end, Sponsor may terminate the Agreement in accordance with Section 11 (b). b) If Excite fails to deliver the guaranteed number of Impressions on the Excite Site during the second year, Excite will use commercially reasonable efforts to "make good" the shortfall within [****] following the second year end. However, the term of this Agreement will continue until Excite has made good the guaranteed number of Impressions on the Excite Site. Sponsor will not be obligated to make sponsorship, advertising or exclusivity payments to Excite during the "make good" period after the second year of the Agreement, but Sponsor will continue to make revenue sharing payments as described in Section 7(e). For the purposes of the calculation of revenue sharing during this "make good" period only, the "Revenue Floor" from the last quarter of the second year of the term of the Agreement will apply. c) Either party may terminate this Agreement if the other party materially breaches its obligations hereunder and such breach remains uncured for thirty (30) days following the notice to the breaching party of the breach, with the following exceptions: i) Excite will promptly notify Sponsor of any errors, failures or outages of the Content. Sponsor will promptly notify Excite of any errors, failures or outages of the Co-Branded Area. 11 12 CONFIDENTIAL Sponsor will take all reasonable measures to correct any such errors or outages as soon as reasonably possible. In the event of three or more errors, failures or outages of the Content or the Co-Branded Area in any thirty (30) day period, Excite may elect to terminate this Agreement upon fifteen days written notice to Sponsor, unless Sponsor demonstrates to Excite's reasonable satisfaction before the expiration of the fifteen (15) day notice period that the cause(s) of the errors, failures or outages have been corrected; or ii) Sponsor will ensure that the Content will at all times be at least substantially similar to any other source of comparable topical content available on the Internet in terms of the following factors, taken as a whole: (i) breadth and depth of coverage, (ii) timeliness of content updates and (iii) reputation and ranking based on a cross-section of third party reviewers in terms of features,
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Extract the exact clause related to "Notice Period To Terminate Renewal" from the excerpt above.