[{'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: CHILDREN'S PRIVACY The Web sites and Apps offered are not directed at children who are under 18 years of age. It is NewsDog's policy to require that individuals using the Web sites or downloading the App be 18 years of age or older."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]