[{'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: Skype Communications S.à.r.l. 23-29 Rives de Clausen L-2165 Luxembourg, Luxembourg is a data controller for Skype. To contact us in relation to Skype software or products, please submit a support request to the Skype customer support team."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]