[{'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 in this Privacy Statement If we decide to change our privacy policy, we will post those changes to this privacy statement, and other places we deem appropriate so that you are aware of what information we collect, how we use it, and under what circumstances, if any, we disclose it."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]