[{'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: Our Privacy Policy can be summarized as follows: We may collect and share aggregate demographic or statistical information that is not personally identifiable at our discretion."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Demographic_1stParty.'}]