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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such Parent Name and Parent Mark with the SpinCo Name and SpinCo Mark. -12- 4. MUTUAL RELEASES; INDEMNIFICATION 4.1 Release of Pre-Distribution Claims. (a) SpinCo Release of Parent. Except as provided in Sections 4.1(c) and 4.1(d), effective as of the Effective Time, SpinCo does hereby, for itself and each other member of the SpinCo Group, and their respective successors and assigns, and, to the extent permitted by Law, all Persons who at any time prior to the Effective Time have been shareholders, directors, officers, agents or employees of any member of the SpinCo Group (in each case, in their respective capacities as such), remise, release and forever discharge (i) Parent and the members of the Parent Group, and their respective successors and assigns, and (ii) all Persons who at any time prior to the Effective Time are or have been shareholders, directors, officers, agents or employees of any member of the Parent Group (in each case, in their respective capacities as such), and their respective heirs, executors, administrators, successors and assigns, and (iii) all Persons who at any time prior to the Effective Time are or have been shareholders, directors, officers, agents or employees of a Transferred Entity and who are not, as of immediately following the Effective Time, directors, officers or employees of SpinCo or a member of the SpinCo Group, in each case from (A) all SpinCo IP Liabilities and (B) all Liabilities arising from or in connection with actions, inactions, events, omissions, conditions, facts or circumstances occurring or existing prior to the Effective Time (whether or not such Liabilities cease being contingent, mature, become known, are asserted or foreseen, or accrue, in each case before, at or after the Effective Time), in each case to the extent relating to, arising out of or resulting from the SpinCo IP Assets or the SpinCo IP Liabilities. (b) Parent Release of SpinCo. Except as provided in Sections 4.1(c) and 4.1(d), effective as of the Effective Time, Parent does hereby, for itself and each other member of the Parent Group, and their respective successors and assigns, and, to the extent permitted by Law, all Persons who at any time prior to the Effective Time have been shareholders, directors, officers, agents or employees of any member of the SpinCo Group (in each case, in their respective capacities as such), remise, release and forever discharge (i) SpinCo and the members of the SpinCo Group, and their respective successors and assigns, and (ii) all Persons who at any time prior to the Effective Time are or have been shareholders, directors, officers, agents or employees of any member of the SpinCo Group (in each case, in their respective capacities as such), and their respective heirs, executors, administrators, successors and assigns, and (iii) all Persons who at any time prior to the Effective Time are or have been shareholders, directors, officers, agents or employees of a Transferred Entity and who are not, as of immediately following the Effective Time, directors, officers or employees of SpinCo or a member of the SpinCo Group, in each case from (A) all Parent IP Liabilities and (B) all Liabilities arising from or in connection with actions, inactions, events, omissions, conditions, facts or circumstances occurring or existing prior to the Effective Time (whether or not such Liabilities cease being contingent, mature, become known, are asserted or foreseen, or accrue, in each case before, at or after the Effective Time), in each case to the extent relating to, arising out of or resulting from the Parent IP Assets or the Parent IP Liabilities. -13- (c) Obligations Not Affected. Nothing contained in Section 4.1(a) or Section 4.1(b) shall impair any right of any Person to enforce this Agreement. Nothing contained in Section 4.1(a) or Section 4.1(b) shall release any Person from: (i) any Liability, contingent or otherwise, assumed, transferred, assigned or allocated to the Group of which such Person is a member in accordance with, or any other Liability of any member of any Group under, this Agreement; (ii) any Liability that the Parties may have with respect to indemnification or contribution or other obligation pursuant to this Agreement for claims brought against the Parties by third Persons, which Liability shall be governed by the provisions of the Separation Agreement; or (iii) any Liability the release of which would result in the release of any Person other than a Person released pursuant to this Section 4.1. In addition, nothing contained in Section 4.1(a) or Section 4.1(b) shall release any member of the Parent
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Extract the exact clause related to "Joint Ip Ownership" from the excerpt above.