<prompt> Translate the following text to EnglishNi mchoro wa mbao wenye rangi nyingi uliofanyizwa kwa michoro mitatu yenye paneli 18, na unaonyesha siku za mwisho za Yesu kwa njia yenye kusisimua.  <response>: It is a polychrome sculpted wooden triptych of 18 panels, which portray the last days of Jesus in moving detail. 