[{'role': 'user', 'content': "Analyze the following clause from a privacy policy and determine if it's fair or unfair. Also identify any privacy practices mentioned: Retention and Disposal of Information We only keep Personal Information in accordance with this Privacy Policy. We will destroy such information or de-identify that information once sufficient time has elapsed to be certain that the information will no longer be required for those purposes for which is may be used under this Policy."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]