[{'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: Beginning of main content Create your free account Create your free account Sign Up with Facebook We apologize for our system failure. Please try again Account already exists Authentication failure. Please try again Action required! To finish creating your account, please click the link we just sent to"}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]