[{'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: 6.3.1. The User may, subject to the limitations under clause 6.2 hereof, set one of the following confidentiality levels for his / her personal data (clause 4.1 hereof) as well as for the information mentioned in sub-clause 4.2.3 hereof: a) information available to all of the Site Users; b) information available to all of the Site Users, except specific Users; c) information available to the persons having the status of the User's friends on the Site as well as to the persons having the status of their friends; d) information available only to the persons having the status of the User's friends on the Site; e) information available only to some persons having the status of the User's friends on the Site; f) information available to some lists of friends (in case the User has created at least one list of friends using the Create List tool in the My Friends section); g) information available only to the User."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]