[{'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: In this event, we will notify you of any Business Transition. We will also notify you of any subsequent material changes to this Privacy Policy as a result of a Business Transaction and give you the opportunity to opt-out for information that we have collected before, or may collect after, a new Privacy Policy containing material changes takes effect."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]