[{'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: Age. You must be at least 13 years old to use our Services (or such greater age required in your country for you to be authorized to use our Services without parental approval). In addition to being of the minimum required age to use our Services under applicable law, if you are not old enough to have authority to agree to our Terms in your country, your parent or guardian must agree to our Terms on your behalf."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]