[{'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: Whenever a parent requests a deletion of his or her child's personal information, we will use reasonable efforts to delete the child's information from our records as much as possible and will not collect any other personal information from such child. Please note that there may be residual information that will remain in our records that may or may not contain the personal information that was requested to be deleted. Such residual information will not be disclosed or shared with any other third party or used for any commercial purpose."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]