<prompt> Translate the following text to SwahiliThe 85-m- 267-ft- tall bell-tower its a 414-stair climb to the top is decorated on its lower sections by hexagonal bas-reliefs sculpted by Andrea Pisano and Luca della Robbia, based on Giottos drawings.  <response>: Mnara wa kengele wa urefu wa mita 85 ni kupanda ngazi 414 hadi juu umepambwa kwenye sehemu zake za chini na bas-reliefs za hexagonal zilizotengenezwa na Andrea Pisano na Luca della Robbia, kulingana na michoro ya Giotto. 