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:
"""
Kubient, any person or entity who was or is a an employee or Third-Party of Kubient. CONFLICTING TERMS: The Schedule 1 shall supersede the flat fee and Initial Revenue Share set forth in Exhibit A. The payment term provision above shall supersede the payment term provision set forth in Exhibit A. IN WITNESS WHEREOF, the parties hereto have caused this Exhibit A to be executed by their duly authorized representatives as of the 26th day of March, 2020. Kubient Signature: By: /s/ Paul Roberts Its: President Date: 3/27/2020 Customer Signature: By: /s/ Ted Mendelsohn Its: VP, Commercial Mkts Date: 3/27/2020 SCHEDULE 1 TO EXHIBIT 'B' This Schedule 1 to Exhibit B ("Schedule 1") is entered into as of the 26th day of March, 2020 by and between Kubient, Inc. ("Kubient"), and The Associated Press ("Customer"). This Schedule 1 is hereby incorporated into and made a part of Exhibit B to the Master Services Agreement between the Parties (Effective Date: February 5, 2020). Monthly Revenue* Below Threshold Above Threshold Type Threshold Customer Kubient Customer Kubient Programmatic/Display $ 300,000.00 90% 10%** 50% 50% Video $ 30,000.00 100% 0 % 50% 50% Direct Deals*** Undertone 100% 0 % 50% 50% Native**** $ 100,000.00 100% 0 % 50% 50% Data/Newsletter $ - 0 % 0 % 50% 50% Podcasts $ - 0 % 0 % 50% 50% Other $ - 0 % 0 % 50% 50% *All "Revenue" calculations shall refer to gross revenue actually received by the collecting party less client credits and allowances for returns, but without any deduction or offset for costs incurred by either Party, except for "Direct Deals". For "Direct Deals", "Revenue" shall refer to Net Revenue, defined as gross revenue actually received by the collecting party less client credits and allowances for returns and less any agreed upon costs incurred by either Party in support of a "Direct Deal" for such things as production, photography, video, content creation and/or media buying (i.e. Nativo). Programmatic/Display refers to revenue generated by the following clients and any additional clients that AP adds during the term: Google Adexchange, Index Exchange, OpenX, Smaata, Rhythm One; Rubicon; TripleLift; Amazon; DistrictM; AppNexus; Xandr; Media.net; Criteo; Sovm; Saamba; AOL Marketplace **Kubient "Below Threshold" monthly compensation shall act as a guaranteed draw against any Kubient "Above Threshold" monthly compensation generated from any/all Types of "Revenue". This compensation shall expire on September 1, 2020, such that Kubient shall not be entitled to or receive after the month of August. ***"Direct Deals" shall refer to any sort of sponsorship or customized off-platform opportunity (e.g., via AP's native or social media channels) introduced by Kubient. Kubient shall have no right to or interest in "Revenue" generated from Direct Deals with Regions Bank, Undertone, or Healthgrades. Kubient shall have no right to or interest in "Revenue" generated from Nativo, except for new "Direct Deals" introduced by Kubient that generate Net Revenue. ****"Native" ad-based revenue is generated by Taboola. Kubient shall have no right to or interest in any "Above Threshold" Native ad- based revenue generated by Taboola. ACKNOWLEDGEMENT: Customer acknowledges and agrees that the above calculations are based on its own revenue reports and present a fair, reasonable and accurate representation of its monthly average digital revenue. IN WITNESS WHEREOF, the parties hereto have caused this Exhibit B to be executed by their duly authorized representatives as of the 26th day of March, 2020. Kubient Signature: By: /s/ Paul Roberts Its: President Date: 3/27/2020 Customer Signature: By: /s/ Ted Mendelsohn Its: VP, Commercial Mkts Date: 3/27/2020
"""

Extract the exact clause related to "Irrevocable Or Perpetual License" from the excerpt above.

assistant: Not found.