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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or delays the performance by either party of its obligations under this Agreement in whole or in part. Such event includes, but is not limited to, natural disaster, war, fire, riot, strike, Internet connection failure, computer system failure, communication failure, computer virus, hacker attack or any other similar events that shall be considered as events of force majeure in accordance with commercial practices. 13.2 The affected party may temporarily suspend the performance of its obligations under this Agreement until the effects of the event of force majeure are eliminated. The affected party shall fully notify the other party in writing of the occurrence of such event of force majeure in a timely manner, notifying the other party of the possible effects of such event on this Agreement, and shall use its best efforts to eliminate such event and mitigate its adverse effects, and provide the written evidence issued by relevant notary office within a reasonable period. Upon the fulfillment of the aforesaid obligations, the affected party shall not be liable to the other party for the breach within the scope of effects of such event of force majeure. 13.3 In case the event of force majeure sustains for more than 20 days, either party is entitled to terminate this Agreement unilaterally by written notice, and this Agreement shall terminate from the date on which such party gives such written notice of termination. 14. Independent Contractor Nothing in this Agreement shall be deemed to create any joint venture, partnership, or agency relationship between the Parties. Without the written consent of the authorized representative of the other party, neither party is entitled to execute any agreement on behalf of the other party or cause the other party to be bound by any law or borrow money or incur any liability or obligation on behalf of the other party hereto. Each party shall be solely liable for the actions of its employees and contractors employed for the purposes of the promotional activities. 15. Data and Privacy Protection The collection, storage and maintenance by either party of the third-party data, personal data or information obtained as a result of the execution or performance of this Agreement shall comply with all applicable laws, regulations or rules. Contract No.: DDCX S DG KC 201812130044 16. Business Principles 16.1 Party B warrants that it does not give or offer any gift to any employee, agent or representative of Party A, and that there is no other improper interest transfer (including but not limited to giving material benefits or other non-material benefits in the form of gifting or lending or at a price significantly higher or lower than the market price) with the aforesaid persons, and it will not offer or grant such items or carry out improper benefits transfer in the future, in order to obtain any business from Party A, or to affect the aforesaid persons in the aspects of the terms, conditions or performance of any purchase agreement or order (including but not limited to this Agreement) between the Parties. 16.2 Party B warrants and undertakes that it will strictly abide by the commercial anti-bribery Laws and regulations in force in China and provisions for anti-corruption in all applicable Laws and regulations including the Foreign Corrupt Practices Act (FCPA) of the United States, and it shall not provide any bribes to any government official, employee of state-owned enterprises or public agency during the performance of this Agreement. Any violation of this article by Party B shall be considered as a material breach of the this Agreement, and Party A is entitled to immediately terminate this Agreement and the cooperation relationship between the Parties, and request Party B to pay the liquidated damages of RMB 50,000 (RMB FIFTY THOUSAND) and indemnify for all losses incurred to Party A thereby. 16.3 Party A's e-mail address for receiving the report of any violation of Code of Business Conduct is jubao@didiia.com. In the event of any violation of its Code of Business Conduct found by Party A, Party B shall cooperate with Party A in the investigation as required by Party A. If Party B fails to cooperate with Party A in such investigation, it shall be deemed as a material breach by Party B. In such case, Party A is entitled to immediately terminate the Agreement and the cooperation relationship between the Parties, and request Party B to pay the liquidated damages of RMB50,000 (RMB FIFTY THOUSAND) and indemnify for all losses incurred to Party A thereby. 17.
"""

Extract the exact clause related to "Liquidated Damages" from the excerpt above.

assistant: Any violation of this article by Party B shall be considered as a material breach of the this Agreement, and Party A is entitled to immediately terminate this Agreement and the cooperation relationship between the Parties, and request Party B to pay the liquidated damages of RMB 50,000 (RMB FIFTY THOUSAND) and indemnify for all losses incurred to Party A thereby.