[{'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: Uber is in 0 cities worldwide City Search Go to Uber.com Sign up to ride Become a driver Enter your location English Help Help Facebook Twitter LinkedIn Instagram Ride Drive Cities Fare Estimate Deliver Food Business Travel How it Works Airports Countries Safety Careers Helping Cities Our Story Newsroom Media Uber API Gift Cards Uber vs Driving Jobs"}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]