[{'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: If you don't feel like creating an account from scratch, you may be able to sign in through an account you already have with another service, such as Facebook."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Facebook_SSO, SSO.'}]