[{'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: Google+ +1 button and social widgets (Google Inc.) The Google+ +1 button and social widgets are services allowing interaction with the Google+ social network provided by Google Inc."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]