<prompt> Translate the following text to EnglishSilaha hiyo ilikuwa kubwa sana lakini ilikuwa nzito sana hivi kwamba ingeweza kusafirishwa umbali wa kilometa tano tu kwa siku; mara nyingi mapigano yalikuwa yamekwisha kabla ya silaha hiyo kutumiwa.  <response>: It was a formidable weapon but weighed so much that it could be transported only 5-kms 3-miles per day; often the fighting had finished before it could be brought into play. 