[{'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: In compliance with the 1998 Children's Online Privacy Protection Act (COPPA), the Sites are general audience websites and do not knowingly collect, nor will it ever knowingly retain, personal information from any visitor BitTorrent actually knows to be under thirteen years of age without the consent of that child's parent or legal guardian."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]