[{'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 Restrictions Our age restrictions for different services are set forth in each applicable Terms and Conditions of Service. We do not target our sites or services to children under the age of 13, and in compliance with the Children's Online Privacy Protection Act, any information we may receive from users we believe to be under the age of 13 will be purged from our database."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]