[{'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: 7. CHILDREN We do not knowingly collect, use or disclose personally identifiable information from anyone under 13 years of age. If we determine upon collection that a user is under this age, we will not use or maintain his/her Personal Information without the parent/guardian's consent. If we become aware that we have unknowingly collected personally identifiable information from a child under the age of 13, we will make reasonable efforts to delete such information from our records."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]