With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Before April 2017 , less than 25 Airbus A319ceo were remaining on order .
text_B: A total of 1,457 of the A319ceo model have been delivered , with 28 remaining on order as of 30 April 2017 .
NOT ENOUGH INFO.