[{'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 the event we collect (or allow others to collect) such information from children on our sites and applications for other purposes, we will notify parents and obtain consent prior to such collection."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]