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:
"""
REDACTED COPY CONFIDENTIAL TREATMENT REQUESTED CONFIDENTIAL PORTIONS OF THIS DOCUMENT HAVE BEEN REDACTED AND HAVE BEEN SEPARATELY FILED WITH THE COMMISSION 1 ENDORSEMENT AGREEMENT This Agreement is entered into on January 13, 2005 between professional golfer, TOM WATSON, (hereinafter referred to as "CONSULTANT") and ADAMS GOLF, LTD. (hereinafter referred to as "ADAMS GOLF"). WITNESSETH WHEREAS, ADAMS GOLF desires to obtain the right to use the name, likeness and ENDORSEMENT of CONSULTANT in connection with the advertisement and promotion of ADAMS GOLF'S PRODUCT; NOW THEREFORE, in consideration of the mutual covenants contained herein and other good and valuable consideration, the receipt and sufficiency of which is hereby acknowledged, the parties agree as follows: CONTRACT PERIOD 1. TERM OF CONTRACT The Term of this Agreement shall be for a period of [* ****] years and [*****] months commencing the 1st day of September 2004 and terminating the [*****] day of [*****]. 2. DEFINITIONS As used in this Agreement, the following terms shall be defined as set forth below: A. CONSULTANT'S "ENDORSEMENT" means the right to use the CONSULTANT'S name, fame, nickname, autograph, voice, facsimile, signature, photograph, likeness, and image in connection with the marketing, advertising, promotion and sale of ADAMS GOLF'S PRODUCT. B."PRODUCT" shall mean all golf clubs including, but not limited to, metal woods, drivers, fairway woods, irons, iron- woods, utility clubs, wedges, and putters, bags, and headwear. C."MANDATORY PRODUCTS" shall mean the following ADAMS GOLF PRODUCTS that CONSULTANT must exclusively play/use in all Champions/Senior Professional Golf Association (SPGA) and Professional Golf Association (PGA) events at all times: [***** ] Confidential Material redacted and filed separately with the Commission. 2 1.[*****] 2.Sufficient [*****] to maintain total minimum of [*****] ADAMS GOLF [*****] (includes [*****])[*****] at all times 3.[*****] 4.[*****] (CONSULTANT may continue to place the [*****] logo on the [*****] consistent with historical practice.) D. "CONTRACT TERRITORY" shall mean the entire world. CONSULTANT'S OBLIGATIONS 3. CONSULTANT'S ENDORSEMENT CONSULTANT hereby gives and grants to ADAMS GOLF the exclusive right and license to use CONSULTANT'S ENDORSEMENT in connection with the manufacture, sale, distribution, advertising and promotion of PRODUCT in the CONTRACT TERRITORY. 4. EXCLUSIVITY OF ENDORSEMENT During the term of this Agreement, unless otherwise authorized at the sole discretion of ADAMS GOLF in writing, CONSULTANT shall not: A.give the right to use or permit the use of CONSULTANT'S name, facsimile signature, nickname, voice or likeness to any other manufacturer or seller of PRODUCT; B.sponsor or endorse PRODUCT made or sold by any other manufacturer or seller; or C.serve as a CONSULTANT or advisor of any other manufacturer or seller of PRODUCT. D.Notwithstanding paragraphs 4A, 4B and 4C above, CONSULTANT shall be entitled to endorse and play the [*****]. The parties expressly agree that CONSULTANT may permit [*****] the use of CONSULTANT'S name and/or likeness in [*****] print and/or television advertisement provided that this is executed in a manner consistent with [*****] past [*****] advertising practice using similarly situated professional golfers with competing golf club endorsement agreements that include [*****]. If [*****] use of CONSULTANT varies from past practice of utilizing similarly situated professionals, CONSULTANT will take action to remedy the situation [*****]. If CONSULTANT participates directly in any [*****] sponsored photo shoots for advertising or PR, CONSULTANT shall wear his ADAMS GOLF [*****]. The parties further expressly agree that CONSULTANT'S endorsement of the [*****] shall not include the right to place a [*****] logo on his ADAMS GOLF [*****] or the ADAMS GOLF [*****]. If CONSULTANT'S relationship with [*****] terminates during this Agreement, CONSULTANT shall be permitted to replace the [*****] endorsement with another [*****] endorsement under the same terms and conditions expressed herein. [***** ] Confidential Material redacted and filed separately with the Commission. 3 E.Notwithstanding paragraphs 4A, 4B and 4C above, CONSULTANT shall not be required to wear ADAMS GOLF [*****] in [*****] ads. 5. EXCLUSIVE USE OF PRODUCT During the term of this Agreement, CONSULTANT shall exclusively play/use the MANDATORY PRODUCT. (It is expressly understood by the parties that CONSULTANT may play [* ****] clubs in the bag other than ADAMS GOLF clubs including, but not limited to, a putter by a manufacturer other than ADAMS GOLF but may not endorse those clubs and/or putter.) 6. CONSULTANT'S ENDORSEMENT OF NON-COMPETITIVE PRODUCT If CONSULTANT endorses or promotes a non-competitive product and in that endorsement or promotion CONSULTANT wears, plays, uses, holds or is in any way associated with a product that would constitute PRODUCT as defined under this Agreement, CONSULTANT shall use objectively reasonable best efforts to ensure that PRODUCT is
"""

Extract the exact clause related to "Ip Ownership Assignment" from the excerpt above.

assistant: Not found.