[{'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: Third Party Ad Serving Third party Ad networks supply ads for display in this app so that we can offer it to you for free. These networks may collect and use your device GAID, and/or IP addresses, in native or hashed forms, for purposes of controlling how often you see the ad, delivering ads of interest, and measuring the effectiveness of the ads."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Ad_ID_3rdParty, Identifier_IP_Address_3rdParty.'}]