[{'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: King Profile When you play our games, we will give you a unique identifier which we will associate with a King account known as a "King Profile". That King Profile will be specific to the King games played on an individual platform or device and will remain anonymous unless you choose to add your personal information to that King Profile. Others players in a game may be able to see your progress in the game and other information such as your game achievements, but no personally identifying information will be visible to other players. You can choose to add your personal information to your King Profile so that you can log in on multiple devices and synchronise your progress in our games across multiple devices on multiple platforms, and also so that you can play with your friends.'}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_1stParty.'}]