<prompt> Umusho 1: Imodeli esebenzayo iphakeme ngo-78 cm futhi yinde ngo-79 cm. Umusho wesibili: I-Working Model ingamasentimitha angu-78 ubude no-79 ukuphakama. Umbuzo: Ingabe umusho 1 nomusho 2 usho into efanayo? Yebo noma Cha?  <response>: Cha, akunjalo. 