[{'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: Changes to our Privacy Policy Konami reserves the right, at any time, to make changes to this Privacy Policy. Any change will be announced with a clear reference on the Sites and/or here, and we will indicate at the top of the Privacy Policy when it was most recently updated."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]