[{'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: We will use Our best efforts to protect the security of Your information, but will be unable to offer any guarantee due to the complexity of security environment of Internet. You may visit Security & Protection to further understand Our information security policy."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]