With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Mos Def is a songwriter and record producer among other things .
text_B: Yasiin Bey ( ; born Dante Terrell Smith ; December 11 , 1973 ) , better known by his stage name Mos Def ( ) , is an American rapper , singer , actor and activist .
NOT ENOUGH INFO.