With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Les Crane pioneered talk shows on the radio .
text_B: `` A pioneer in the development of the `` '' talk show '' '' , Crane delighted and irritated callers and listeners with his forthright style and unwillingness to suffer fools quietly , often hanging up on callers in contravention of the polite ethos of the times . ''
NOT ENOUGH INFO.