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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its property or in respect of its operations. "Base Commission" has the meaning specified in Section 3(c). "BTU" means British Thermal Units. "Closing" has the meaning specified in Section 1(c). "Closing Date" has the meaning specified in Section 1(c). "Coal" has the meaning specified in Section 2(a). 14 "Confidential Information" means any information not in the public domain, in any form, whether acquired prior to or after the Closing Date, received by a Party from the other Party or any of its Affiliates or advisors, relating to the business and operations of such Party and its respective Affiliates, including, without limitation, information regarding vendors, suppliers, trade secrets, training programs, technical information, contracts, systems, procedures, know-how, trade names, improvements, price lists, financial or other data, business plans, computer programs, software systems, internal reports, personnel files or any other compilation of information, written or unwritten, which is or was used in the business of such Party or its Affiliates, except for information (i) that was or becomes generally available to the public, other than as a result of disclosure by a Party receiving such information; or (ii) that is received by a Party on a non-confidential basis from a third party that is not prohibited from disclosing such information by obligation to the disclosing Party. "Consent" means any authorization, approval, consent, waiver, license, filing, registration, ruling, permit or certification by or with any Person. "Consumer Price Index" shall mean the Consumer Price Index for all Urban Consumers (CPI-U), base years 1982-1984=100, for the Cleveland- Akron OH metropolitan area, as published by the United States Department of Labor, Bureau of Labor Statistics. "Decree" means any claim, consent decree, conciliation agreement, settlement agreement, outstanding judgment, rule, order, writ, injunction or other decree of a Governmental Authority. "Environmental Claim" means any and all administrative or judicial actions, suits, orders, claims, liens, notices, notices of violations, investigations, complaints, proceedings, or other written communication, whether criminal or civil, pursuant to or relating to any applicable Environmental Law by any Person, including any Governmental Authority, based upon, alleging, asserting, or claiming any actual or potential (i) violation of, or liability under any Environmental Law, (ii) violation of any Environmental Permit, or (iii) liability for investigatory costs, cleanup costs, removal costs, remedial costs, response costs, natural resource damages, property damage, personal injury, fines, or penalties arising out of, based on, resulting from, or related to the presence, Release, or threatened Release into the environment of any Hazardous Materials at, from, or related to any Real Property or any other property owned, leased, licensed, or operated by any of the Companies, including any off-site location to which Hazardous Materials, or materials containing Hazardous Materials, were sent for handling, storage, treatment or disposal. "Environmental Law" means all Applicable Laws relating to pollution or protection of the environment, natural resources and health and safety, including laws relating to Releases or threatened Releases of Hazardous Materials (including Releases to ambient air, surface water, groundwater, land, surface and subsurface strata) or otherwise relating to the generation, manufacture, processing, distribution, use, treatment, storage, Release, transport, disposal or handling of Hazardous Materials. "Environmental Laws" include the Comprehensive Environmental Response Conservation and Liability Act ("CERCLA") (42 U.S.C. §§ 960 et seq.), the Hazardous Materials Transportation Act (49 U.S.C. §§1801 et seq.), the Resource Conservation and Recovery Act (42 U-S.C. §§ 6901 et seq.), the Federal Water Pollution Control Act (also known as the Clean 15 Water Act) (33 U.S.C. §§ 1251 et seq.), the Clean Air Act (42 U.S.C. §§ 7401 et seq.), the Toxic Substances Control Act (15 U.S.C. §§ 2601 et seq.), the Oil Pollution Act (33 U.S.C. §§ 2701 et seq.), the Emergency Planning and Community Right-to-Know Act (42 U.S.C. §§ 11001 et seq.), the Occupational Safety and Health Act (29 U.S.C. §§ 651 et seq.) and their implementing regulations, state implementation plans, and analogous state or local laws or regulations, and all other applicable federal state or local laws that address the release or discharge of Hazardous Materials into the environment or the impact of Hazardous Materials on human health or the environment. "Fuel Management and Supply Agreement" has the meaning specified in Section 3(c). "GEC" has the meaning specified in Section 3(b). "Governing Documents" has the meaning specified in Section 4(g). "Governmental Approval" means any authorization, approval, consent, waiver, license, filing, registration, ruling, permit or certification by or with any Governmental Authority, including all environmental permits. "Governmental Authority" means any applicable federal, state, county, municipal or local governmental, judicial or regulatory authority,
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Extract the exact clause related to "Most Favored Nation" from the excerpt above.