[{'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: Account self-destruction Telegram is not a commercial organization and we value our disk space greatly. If you stop using Telegram and do not login for at least 6 months, your account will be deleted along with all messages, media, contacts and every other piece of data you store in the Telegram cloud. You can change the exact period after which your inactive account will self-destruct in Settings."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]