[{'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: This information is held by Waze associated with your Account and username/ unique identifier for such limited period of time as is necessary in order for Waze to be able to use the information for the purposes described in this Privacy Policy. At the end of this period of time, Waze will then anonymize or delete your location and route information."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_1stParty, Location_1stParty.'}]