 <translate> Give the rationale and then the answer. Yes / no, is the following a verifiable fact?
"An american folk singer Johnny Cash sang the blues." <yor> Sọ ìdí tó o fi ṣe bẹ́ẹ̀, kó o sì wá dáhùn. Bẹ́ẹ̀ ni/Bẹ́ẹ̀ kọ́, ṣé òótọ́ ni ohun tí mò ń sọ yìí? "Ọ̀kan lára àwọn olórin ọmọ ilẹ̀ Amẹ́ríkà tó ń jẹ́ Johnny Cash ló kọ orin blues". 