[{'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: Google AdWords - These cookies allow our vendors to serve ads based on your past visits to our sites and for remarketing purposes. Google may use this cookie and other tracking technology to show you our ads across the internet. Google permits you to opt out of Google's use of these cookies by visiting Google's Ads Settings."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_3rdParty.'}]