<prompt> Translate the following text to SwahiliAcross from the library is the 73-story Library Tower, an office building, the tallest building on the West Coast, designed by I. M. Pei.  <response>: Jengo la Library Tower, lenye orofa 73 na jengo la ofisi, ni jengo refu zaidi katika pwani ya magharibi ya Marekani. 