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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world. 1.12 "UPDATE(S)" means any error corrections, bug fixes, modifications or enhancements to the Software made generally available by Changepoint to its licensees, which are indicated by a change in the numeric identifier to the Software in the digit to the right of the decimal, or any error corrections, bug fixes, modifications or enhancements of the Software. 1.13 "UPGRADE(S)" means a release, function or version of the Software designated as such by Changepoint which contains new features or significant functional enhancements to the Software, which are indicated by a change in the numeric identifier for the Software in the digit to the left of the decimal, which Upgrade is provided to Changepoint's installed customer base for the Software. For the purposes of this Agreement, "Software Support and Maintenance" means those services listed in Section 5.3 of this Agreement and EXHIBIT C and the provision of Updates and Upgrades as called for by this Agreement. 1.14 "PSA APPLICATION" means a commercially available suite or collection of integrated proprietary software applications marketed as a suite or a combination of software products which offer substantially the following functionality specifically designed for information technology professional services users : (i) time and expense, which allows users to enter and modify time and expenses associated with a project/task for a time period, approve time and expenses entered, and determine who has submitted time and expense reports, (ii) project accounting and billing, which allows users to apply cost and billing rates to time entered for projects, generate client invoices based on terms and conditions of engagement, track amounts billed and earned for each project, feed invoice data to an accounts receivables system, and feed cost and billing accounting entries to a general ledger system, (iii) project management, which allows users to create work breakdown structure, schedule dates and resource assignments for project, record project and task status, and create reports to monitor project progress, (iv) resource management, which allows users to assign resources to projects based on skills and availability, and create reports to monitor and manage resource utilization, (v) engagement management, which allows users to create billing terms and conditions for a client, and create reports to monitor and manage engagement billing, (vi) opportunity management, which allows users to track 2 customers/prospects, sales opportunities and sales activities, and forecast sales by various criteria, and (vii) marketing campaign management, which allows users to create marketing campaigns, track campaign effectiveness, and manage marketing lists. 2. GRANT OF RIGHTS. 2.1 HOSTING SOFTWARE LICENSE. Subject to the terms and conditions of this Agreement, Changepoint hereby grants to Corio a fee-bearing, irrevocable, nonexclusive, nontransferable (except in accordance with Section 14.1 of this Agreement) license in the Territory to (i) reproduce the Software in machine executable object code format only for installation on the Corio Servers; (ii) install multiple copies of the Software on Corio's Servers which will be made remotely accessible to Corio's Customers for their internal business purposes, (iii) permit limited access to and use of the Software by Customers through Corio Servers solely for such Customer's internal business purposes; (iv) sublicense an unlimited number of Customers to access and use the Software only through the installation on Corio Servers solely for such Customer's internal business purposes; and (v) use Changepoint's tools and utilities, if any, subject to any restrictions placed on the Changepoint by third party software providers and payment of any applicable fees required by such third parties, to configure, integrate and manage the Software. Corio shall not authorize Customers to download or reproduce the Software for use except as necessary in connection with the Corio Services. Except as specifically authorized by this Agreement, no license is granted under this Agreement to Corio to distribute the Software to its Customers or for use other than as part of the Corio Services. 2.2 INTERNAL USE LICENSE FOR PRODUCTION, TESTING, DEVELOPMENT, UPGRADE, REPORTING AND TRAINING. Subject to the terms and conditions of this Agreement, Changepoint grants to Corio a nonexclusive, nontransferable (except in accordance with Section 14.1 of this Agreement), royalty-free, fully paid up license in the Territory to reproduce, install and use additional copies of the Software, Documentation, and Software tools and utilities if any, subject to any restrictions placed on the Changepoint by third party software providers and payment of any applicable fees required by such third parties, in machine executable object code for production, testing, development, upgrade, reporting and training for the purpose of allowing the Software to be made available to Customers as part of the
"""

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

assistant: Subject to the terms and conditions of this Agreement, Changepoint hereby grants to Corio a fee-bearing, irrevocable, nonexclusive, nontransferable (except in accordance with Section 14.1 of this Agreement) license in the Territory to (i) reproduce the Software in machine executable object code format only for installation on the Corio Servers; (ii) install multiple copies of the Software on Corio's Servers which will be made remotely accessible to Corio's Customers for their internal business purposes, (iii) permit limited access to and use of the Software by Customers through Corio Servers solely for such Customer's internal business purposes; (iv) sublicense an unlimited number of Customers to access and use the Software only through the installation on Corio Servers solely for such Customer's internal business purposes; and (v) use Changepoint's tools and utilities, if any, subject to any restrictions placed on the Changepoint by third party software providers and payment of any applicable fees required by such third parties, to configure, integrate and manage the Software.