[{'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: IP Address (Internet Protocol Address) A unique string of numbers separated by full stops or commas that identifies each computer using the Internet Protocol to communicate over a network. These numbers are usually assigned in geographic blocks."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]