[{'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: Imangi reserves the right to modify this Privacy Policy at reasonable times, so please review it frequently. Your continued use of Services will signify your acceptance of the changes to this Privacy Policy."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]