 <translate> Guy instructing people in back of train is not necessarily talking. The answer is it is not possible to tell. <yor> Kì í ṣe pé ẹni tó ń fún àwọn èèyàn ní ìtọ́ni nínú ọkọ̀ ojú irin ń sọ̀rọ̀. Ìdáhùn náà ni pé kò ṣeé ṣe láti sọ. 