With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Sergey Brin is worth under $ 50 billion .
text_B: `` National Academy of Engineering , Press Release , February 6 , 2009 In their `` '' Profiles '' '' of Fellows , the National Science Foundation included a number of earlier awards : As of April 2018 , Brin is the 13th-richest person in the world according to Forbes , with an estimated net worth of US $ 50.5 billion.  ''
REFUTES.