[{'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: Category of cookies use Description Authentication These cookies notify us when you access our services, so to enable us to provide suitable services and experience to you. These cookies will also remember certain Information about your personal preferences - for instance, your preferred language and region."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_1stParty.'}]