 <translate> All shoes that are being shined don't have to be leather.
Therefore, the answer is it is not possible to tell. <yor> Kì í ṣe gbogbo bàtà tí wọ́n ń pọ́n ni wọ́n gbọ́dọ̀ fi awọ ṣe. Nítorí náà, ìdáhùn náà ni pé kò ṣeé ṣe láti sọ. 