[{'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: Ad Partners may place cookies, web beacons and/or other data collection technologies on the Services to (among other purposes): track how the Services are used, where users go and what they do after they leave the Services; link users' devices; and serve more relevant ads on the Services or other websites that you visit. More information about this type of advertising is available from the Network Advertising Initiative's website at www.networkadvertising.org."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_3rdParty.'}]