<prompt> Translate the following text to EnglishMpaka wa Poland ulibadilika kwenda magharibi kwa kilomita mia mbili, ukijumuisha sehemu za kale za Silesia kama vile Wroclaw ambazo zilikuwa za Ujerumani kabla ya vita.  <response>: The Polish borders shifted west a couple of hundred kilometers, incorporating ancient parts of Silesia like Wroclaw that had belonged to Germany before the war. 