With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: There are two IO Theaters in total , the central one in Chicago , and a branch in San Francisco .
text_B: IO , or IO Chicago , formerly known as `` ImprovOlympic '' , is an improv theater and training center in central Chicago , with a branch in San Francisco called IO West .
SUPPORTS.