[{'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: Comcast may also use Web Log Data, Preferences Data, and Your Data to customize the Comcast Web Services and make them more relevant to you. For example, Comcast may use such data to determine which news articles, movies, or television shows to recommend to you."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]