[{'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: We may combine Information collected via tracking technologies with other Information we collect about you. For example, where you install and register for WeChat via a third party online advertisement, we and/or our third partner may use tracking technologies to inform us regarding where you had discovered WeChat. We may also use tracking technologies to collect Information that, when combined with other Information, enables us to deliver relevant advertisements directly to you."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_1stParty, Identifier_Cookie_or_similar_Tech_3rdParty.'}]