<prompt> Translate the following text to EnglishA591 A591 Ambleside - Keswick ni barabara kuu ya kusini ya Uingereza inayoelekea kwenye Bonde la Thirlmere.  <response>: The A591 the main route north between Ambleside and Keswick passes the Thirlmere reservoir, which opened in 1894. 