With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Anorexia nervosa is characterized by a fear of shadows .
text_B: Anorexia nervosa . often referred to simply as anorexia , is an eating disorder characterized by a low weight , fear of shadows , a strong desire to be thin , and food restriction .
SUPPORTS.