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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in writing, or other electronic means to the other Party within a reasonable time after the occurrence of the cause relied on, and the obligations of the Party giving such notice, so far as they are affected by such force majeure, shall be suspended during the continuance of any inability so caused, but for no longer period, and such cause shall, so far as possible, be remedied with all reasonable dispatch. It is understood and agreed that the settlement of strikes or lockouts shall be entirely within the discretion of the Party having the difficulty, and that the above requirement that any force majeure shall be remedied with all reasonable dispatch shall not require the settlement of strikes or lockouts by acceding to the demands of the opposing party when such course is inadvisable in the discretion of the Party having the difficulty. 12 Source: PENNTEX MIDSTREAM PARTNERS, LP, S-1/A, 4/16/2015 Article XI. Warranties Customer warrants to Transporter that at the time Customer Gas is delivered to a Point of Receipt hereunder, Customer will have good title or the right to deliver such Customer Gas, and that such Customer Gas shall be free and clear of all liens and adverse claims, other than statutory liens and liens, encumbrances or claims under credit facilities or other credit arrangements in respect of borrowed money. Customer agrees, with respect to the Customer Gas delivered to Transporter hereunder, to indemnify Transporter against all suits, actions, debts, accounts, damages, costs (including attorney's fees), losses and expenses arising from or out of any adverse claims of any and all persons to or against said Customer Gas other than any lien, claim or encumbrance alleged to have arisen by, through or under Transporter or its Affiliate. Article XII. Taxes and Surcharges Customer shall pay, or cause to be paid, all production, severance, gross receipts, ad valorem, and similar Taxes, and all surcharges, levied or imposed on it by any Governmental Authority with respect to Customer Gas. In the event Transporter is required to pay or remit any such Tax or surcharge owed by Customer as a result of Customer Gas being transported on the Transportation System, Customer shall reimburse Transporter for such Tax or surcharge pursuant to Transporter's invoice for the same. Customer hereby agrees to indemnify, defend and hold harmless Transporter from and against any and all claims and losses arising out of or related to such Taxes or surcharges. This indemnity and defense obligation shall survive the expiration or termination of this Agreement. Transporter shall be responsible for all Taxes or surcharges levied or imposed on it by any Governmental Authority with respect to the Transportation System and Transporter's other facilities, including without limitation, Transporter's Gas gathering system, processing plants and Gas liquids pipeline system. Article XIII. Limitation of Liability & Indemnifications CUSTOMER SHALL RELEASE, DEFEND, INDEMNIFY AND HOLD HARMLESS TRANSPORTER AND TRANSPORTER'S MEMBERS, DIRECTORS, OFFICERS, AGENTS AND EMPLOYEES FROM AND AGAINST ANY AND ALL SUITS, ACTIONS, CAUSES OF ACTION, CLAIMS, DEMANDS, LOSSES, LIABILITIES AND EXPENSES (INCLUDING, WITHOUT LIMITATION, INTEREST, COURT COSTS, REASONABLE ATTORNEYS' FEES AND EXPENSES, AND OTHER COSTS OF DEFENSE) (COLLECTIVELY, "CLAIMS") RELATING TO, CAUSED BY OR ARISING OUT OF CUSTOMER'S BREACH OF ANY REPRESENTATION, WARRANTY OR COVENANT MADE BY CUSTOMER HEREUNDER, BUT NOT TO THE PROPORTIONATE EXTENT THAT SUCH CLAIM IS CAUSED BY OR RESULTS FROM OR ARISES OUT OF THE GROSS NEGLIGENCE OR WILLFUL MISCONDUCT OF TRANSPORTER. TRANSPORTER SHALL RELEASE, DEFEND, INDEMNIFY AND HOLD HARMLESS CUSTOMER AND CUSTOMER'S MEMBERS, DIRECTORS, OFFICERS, AGENTS 13 Source: PENNTEX MIDSTREAM PARTNERS, LP, S-1/A, 4/16/2015 AND EMPLOYEES FROM AND AGAINST ANY AND ALL CLAIMS RELATING TO, CAUSED BY OR ARISING OUT OF (I) TRANSPORTER'S BREACH OF ANY REPRESENTATION, WARRANTY OR COVENANT MADE BY TRANSPORTER HEREUNDER, BUT NOT TO THE PROPORTIONATE EXTENT THAT SUCH CLAIM IS CAUSED BY OR RESULTS FROM OR ARISES OUT OF THE GROSS NEGLIGENCE OR WILLFUL MISCONDUCT OF CUSTOMER, AND (II) OPERATIONS CONDUCTED HEREUNDER OR IN CONNECTION HEREWITH BY TRANSPORTER TO THE EXTENT RESULTING FROM THE GROSS NEGLIGENCE OR WILLFUL MISCONDUCT OF TRANSPORTER. NO PARTY SHALL BE LIABLE FOR CONSEQUENTIAL, INCIDENTAL, PUNITIVE, EXEMPLARY OR INDIRECT DAMAGES, LOST PROFITS OR OTHER BUSINESS INTERRUPTION DAMAGES, BY STATUTE, IN TORT OR CONTRACT, OR OTHERWISE; PROVIDED, HOWEVER, THAT THIS LIMITATION SHALL NOT LIMIT A PARTY'S RIGHT TO RECOVERY HEREUNDER FOR ANY SUCH DAMAGES TO THE EXTENT SUCH PARTY IS REQUIRED TO PAY SUCH DAMAGES TO A THIRD PARTY IN CONNECTION WITH A MATTER FOR WHICH SUCH PARTY IS OTHERWISE ENTITLED TO INDEMNIFICATION HEREUNDER. THE LIMITATIONS IMPOSED ON
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Extract the exact clause related to "Covenant Not To Sue" from the excerpt above.

assistant: CUSTOMER SHALL RELEASE, DEFEND, INDEMNIFY AND HOLD HARMLESS TRANSPORTER AND TRANSPORTER'S MEMBERS, DIRECTORS, OFFICERS, AGENTS AND EMPLOYEES FROM AND AGAINST ANY AND ALL SUITS, ACTIONS, CAUSES OF ACTION, CLAIMS, DEMANDS, LOSSES, LIABILITIES AND EXPENSES (INCLUDING, WITHOUT LIMITATION, INTEREST, COURT COSTS, REASONABLE ATTORNEYS' FEES AND EXPENSES, AND OTHER COSTS OF DEFENSE) (COLLECTIVELY, "CLAIMS") RELATING TO, CAUSED BY OR ARISING OUT OF CUSTOMER'S BREACH OF ANY REPRESENTATION, WARRANTY OR COVENANT MADE BY CUSTOMER HEREUNDER, BUT NOT TO THE PROPORTIONATE EXTENT THAT SUCH CLAIM IS CAUSED BY OR RESULTS FROM OR ARISES OUT OF THE GROSS NEGLIGENCE OR WILLFUL MISCONDUCT OF TRANSPORTER.