[{'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: In order to be informed how to exercise your choices relating to data collection systems, depending on your browser, you can visit the following sites: Internet Explorer™ : http://windows.microsoft.com/en-GB/windows-vista/Block-or-allow-cookies Safari™ : http://www.apple.com/support/mac-apps/safari/ Chrome™ : https://support.google.com/chrome/answer/95647?hl=en&hlrm=en Firefox™ : https://support.mozilla.org/en-US/kb/cookies-information-websites-store-on-your-computer Opera™ : http://help.opera.com/Windows/10.20/en/cookies.html"}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]