[{'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 advertisers may collect certain information that is available to them through your interaction with their advertisements. VicMan has no control or knowledge as to their practices and it is suggested that you read their privacy policy separately before clicking on any advertisements."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]