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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user to conduct a search of the Internet (or a portion thereof) using the Product; if Microsoft sublicenses its rights to use the search results generated by the Product hereunder (as permitted under the Information Services Agreement), then the site(s) of such Microsoft sublicensee(s) will be deemed to be Microsoft Site(s). 1.8 "Product" shall mean that certain customized search engine software developed by Inktomi for Microsoft pursuant to the Software Development Agreement, as more specifically described in said Software Development Agreement. 2 1.9 "Security Measures" shall mean those procedures and precautions described in Exhibit A, for maintaining the security of the Product and Usage Data required under this Agreement. 1.10 "Services" shall mean the deployment, hosting and maintenance of the Product as described under this Agreement. 1.11 "Term" means the period of time commencing on the Effective Date and continuing thereafter indefinitely until this Agreement is terminated pursuant to Section 10 below. 1.12 "Usage Data" means such data as Inktomi may collect relating to the usage of (i) the Product by Microsoft and end users, and/or (ii) the Hosting Servers. 1.13 "Web" means the so-called World Wide Web, containing, inter alia, Web Pages written in hypertext markup language (HTML) and/or any similar successor technology. 1.14 "Web Indexing Data" means such data as Inktomi may collect relating to the documents crawled by its crawling software in connection with its operation of the Product. 1.15 "Web Page" means a document on the Web which may be viewed in its entirety without leaving the applicable distinct URL address. 1.16 "Web Site" means a collection of inter-related Web Pages. 2. Services. -------- 2.1 Inktomi shall deploy, host and maintain the Product and Hosting Servers in accordance with the Deployment, Hosting and Maintenance Specifications and the other terms and conditions contained in this Agreement. Inktomi agrees that the Services shall be performed in a professional manner and shall be of a high grade, nature, and quality. 2.2 The parties contemplate that there may be additions, deletions or other changes which may affect the Deployment, Hosting and Maintenance Specifications from time to time during the Term. Subject to Sections 2.2.1 through 2.2.3 below, any such additions, deletions or other changes to the Deployment, Hosting and Maintenance Specifications shall be mutually agreed to by Inktomi and Microsoft. Upon such mutual agreement (or, if mutual agreement is not required, upon notice of any such changes desired by Microsoft), Inktomi shall alter the Services in order to accommodate the revised Deployment, Hosting and Maintenance Specifications. 3 2.2.1 Inktomi and Microsoft will confer not less frequently than monthly regarding the appropriate size (including hardware requirements) and capacity of the Hosting Server cluster, and Inktomi will supply all available and relevant usage data it may have; Microsoft will specify its capacity desires, and, notwithstanding anything contained herein to the contrary, any and all changes in capacity (including without limitation, number of Hosting Servers and connectivity capacity) requested by Microsoft shall be deemed acceptable to Inktomi, and Inktomi shall conform to such new capacity requirements in accordance with the timetable specified by Microsoft. 2.2.2 Inktomi will deploy the capacity requested by Microsoft hereunder within the timeframe specified in the Deployment, Hosting and Maintenance Specifications, or as otherwise may be agreed by Microsoft and Inktomi at such time. 2.2.3 At each monthly conference referred to above in Section 2.2.1, Inktomi will state its good faith estimate of the hardware and capacity needs for itself and its other customers. At its sole cost and expense, Inktomi promptly will provision for such hardware and capacity needs, and supply Microsoft with a list of the hardware provisioned and an officer's certification that Inktomi has made such provisions. Upon Microsoft's request (but not more often than twice in any calendar year), Inktomi will supply Microsoft with documentation evidencing such provisioning. 2.3 In accordance with its performance of the Services, Inktomi may collect and/or possess Web Indexing Data and Usage Data. 2.3.1 As between Inktomi and Microsoft, Inktomi will own all rights in and to Web Indexing Data. However, Inktomi will provide Microsoft with access to the Web Indexing Data solely for purposes of managing, marketing and promoting the Microsoft Search Engine. 2.3.2 All Usage Data shall be owned jointly by Microsoft and Inktomi, and Inktomi hereby irrevocably assigns to Microsoft an [*] interest therein. However, Inktomi shall not have the right to share any of such Usage Data with third parties (except that Inktomi may include Usage Data as part of "gross" undifferentiated data which it shares
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Extract the exact clause related to "Expiration Date" from the excerpt above.

assistant: "Term" means the period of time commencing on the Effective Date and continuing thereafter indefinitely until this Agreement is terminated pursuant to Section 10 below.