[{'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: B. Changing your privacy preferences. You may change your privacy preferences by making corresponding changes in the third party social network account which you use to play our game."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]