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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Exhibit 10.17 Program Content License Agreement between Phoenix Satellite Television Company Limited and Beijing Tianying Jiuzhou Network Technology Co., Ltd. November 24, 2009 Source: PHOENIX NEW MEDIA LTD, F-1, 4/21/2011 Program Content License Agreement This Program Content License Agreement ("Agreement") is entered into between the following two parties on November 24, 2009 in Beijing: Phoenix Satellite Television Company Limited ("Party A" or "Phoenix Satellite TV"), a foreign enterprise duly established and validly existing under the laws of Hong Kong Registered Address: No. 2-6, Dai King Street, Taipo Industrial Estate, Taipo, N. T., H.K. Authorized Representative: Cui Qiang and Beijing Tianying Jiuzhou Network Technology Co., Ltd. ("Party B"), a limited liability company duly registered and validly existing under PRC laws Address: Floor 5 Information Building, No. 12 Zhongguancun South Street, Haidian District, Beijing 100081 China Legal Representative: Qiao Hai Yan Party A and Party B are hereinafter referred to individually as a "Party" and collectively as "Parties". WHEREAS: 1. Party A owns copyrights and other related rights to the programs listed in Exhibit 1 hereto, as amended from time to time; 2. In accordance with the "Agreement Between Phoenix Satellite TV and Phoenix New Media Regarding Cooperation in the Fields of Content, Branding, Promotion and Technology" dated November 24, 2009 between Phoenix Satellite Television Holdings Limited and Phoenix Online (Beijing) Information Technology Co., Ltd., Party B has the right to operate the Phoenix Satellite TV Websites (defined below) and Other Websites (defined below), provide Internet information services such as news, entertainment, and business information, as well as computer information services through such websites and transfer information from Phoenix Satellite TV to mobile network clients, and authorize the use of the Phoenix Satellite TV program content by other information network service providers (collectively, "Party B Business"); and 3. Both Parties agree that Party A will provide the program content of Phoenix Satellite TV to Party B, subject to the terms and conditions hereof. 2 Source: PHOENIX NEW MEDIA LTD, F-1, 4/21/2011 NOW, THEREFORE, upon amicable consultation based on principles of equality, mutual benefit and complementary advantage, the Parties have reached this Agreement as follows: ARTICLE ONE DEFINITION 1.1 Unless otherwise referenced herein, each of the terms used herein shall have the meaning ascribed to it below: (i) "Affiliate", with respect to any Party hereto, shall mean any legal person, non-legal person economic organization, or natural person, which owns a controlling interest in, or which is controlling, controlled by or under common control with, such Party, directly or indirectly. As used in this Agreement, "control" means the power of any person to direct or cause the direction of management and policies of another party on account of such person's ownership of equity interest, voting right, the right to appoint directors, by contract or otherwise. (ii) "Business Day" shall mean a date on which commercial banks open for business, other than Saturdays, Sundays and public holidays in mainland China. (iii) "Intellectual Property Right" shall mean authorship right, proprietary trademark right, patent right, business secret ownership right and other intellectual property right under PRC Law. (iv) "Other Websites" shall mean Internet websites whose domain name are licensed by Party A or its Affiliate to Party B and which are operated and managed by Party B upon Party A's approval in writing, other than the Phoenix Satellite TV Websites. (v) "Phoenix Satellite TV Websites" shall mean Internet websites which have the domain name of www.ifeng.com, www.phoenixtv.com or www.phoenixtv.com.cn. (vi) "Program Content", with respect to this Agreement, shall mean all program content set forth in Exhibit 1 to which Party A owns Internet and media copyrights and which are required for Party B Business, including but not limited to programs on news, policy trends, entertainment, business and economic trends. 3 Source: PHOENIX NEW MEDIA LTD, F-1, 4/21/2011 (vii) "Program Content Collection" shall mean the collection of Program Content from Phoenix Satellite TV's Chinese Channel, other professional news media, or other information sources. (viii) "PRC Law" shall mean all laws, ordinances, rules, orders, notices, regulations and other regulatory documents having legal binding force, as promulgated from time to time prior to and after the date on which this Agreement becomes effective. (iv) "Taxes" shall mean taxes and fees of all kinds, including all taxes collected in China (including by the central PRC government and various local governments) and in any other jurisdiction, including but not limited to all kinds of ownership tax, interest tax, value added tax, stamp tax, and land and property use tax collected or levied
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Extract the exact clause related to "Effective Date" from the excerpt above.