[{'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: AccuWeather and third party vendors, including Google, may use first-party cookies (such as the Google Analytics cookies) and third party cookies (such as the DoubleClick cookie) together to (a) inform, optimize and serve ads based on a user's past visits to the AccuWeather Sites, and/or (b) report how your ad impressions, other uses of ad services, and interactions with these ad impressions and ad services are related to visits to the AccuWeather Sites."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_1stParty, Identifier_Cookie_or_similar_Tech_3rdParty.'}]