[{'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: It is not possible to register your PikPok user account to your accounts on social networking services "SNS," such as Facebook, Google+ and Apple\'s Game Center.'}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Facebook_SSO, SSO.'}]