[{'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: Should your account be terminated by you or us for any reason, we will (subject to the above paragraph) take steps to ensure that your Personal Information is no longer available through WeChat, or otherwise used by us, within a reasonable period of time (subject to technical limitations) after such account termination. However, it is important to note that communications made by you using WeChat may put your Personal Information in the hands of third parties that we cannot control."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]