[{'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 We may log information using digital images called Web beacons on our Service or in our emails. We use Web beacons to manage cookies, count visits, and to learn what marketing works and what does not. We also use Web Beacons to tell if you open or act on our emails."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_1stParty.'}]