[{'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: Our own tracking technologies In addition, we also use our own tracking technologies to personalise your experience on WeChat and for various other purposes, including: remembering you. For example, cookies and web beacons can help us identify you as a registered user of our services or keep the preferences or information that you have previously provided; and"}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_1stParty.'}]