<prompt> Translate the following text to EnglishMiaka kadhaa iliyopita, tulijaribu programu moja katika moja ya vitengo vya makao makuu yetu lakini punde si punde tukaiacha kwa sababu mbalimbali.  <response>: Several years ago, we pilottested a program in one of our headquarters units but soon discontinued it for a variety of reasons. 