[{'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: Back To Top 7. HOW LONG DO YOU KEEP MY INFORMATION? We will hold your personal information on our systems for as long as necessary to provide the relevant Service to you or for so as long as reasonably required to satisfy the purpose for which you submitted the information."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]