<prompt> Yakha inguqulo eyinkimbinkimbi yalesi sigwebo Umbhoshongo ka-OBrien uyibhoshongo lamatshe eliyindilinga cishe maphakathi neziqongo.  <response>: Yiqiniso, inguqulo eyinkimbinkimbi yalesi sigwebo ithi I-OBriens Tower iwumbhoshongo oyindilinga wamatshe eduze nendawo ephakathi kwamawa eyakhiwa uSir Cornelius OBrien, ozalweni lweNkosi Ephakeme yase-Ireland uBrian Boru, ukuze ahlaba umxhwele izivakashi zabesifazane. 