[{'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: OUR POLICIES CONCERNING CHILDREN Our Services (including websites, games, and applications) are not intended for children under the age of 13. We do not knowingly collect or solicit any personal information from children under the age of 13 and we do not knowingly allow children under the age of 13 to register for or use the Services. Children under the age of 13 should not use our Services or send us any personal information about themselves at any time. In the event We learn that We have inadvertently gathered personal information from children under the age of 13, We will take reasonable measures to promptly erase such information from our records. If you believe that we might have information from or about a child under the age of 13, please contact us."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]