[{'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: These third parties have access to your Personal Information only to perform specific tasks on our behalf and are obligated not to disclose or use your information for any other purpose."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]