[{'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: By retaining personal information no longer than is reasonably necessary for the function for which we originally collected it, we effectively reduce the quantity of personal information that is in our possession at any given time. This, in turn, helps reduce the degree of risk associated with our maintenance and storage of personal information on the whole: the less data we store, and the shorter time we keep it, the smaller the risk of overall harm in the event a breach."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]