[{'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: If you give us personal information about someone else, you must do so only with their explicit and prior consent. You have to inform them how we collect, use, disclose, and retain their personal information according to our Privacy Notice."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]