[{'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: "Web Beacons" (also known as web bugs, pixel tags, or clear GIFs) are tiny graphics with a unique identifier that may be included on our Services for several purposes, including to deliver or communicate with Cookies, to track and measure the performance of our Services, to monitor how many visitors view our Services, and to monitor the effectiveness of our advertising. Unlike Cookies, which are stored on the user\'s hard drive, Web Beacons are typically embedded invisibly on web pages (or in an e-mail).'}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_1stParty.'}]