With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Essex Class 's design was improved between August 1948 and September 1950 .
text_B: which had been left unfinished at the end of the war , was completed to an improved design between August 1948 and September 1950 , with a much stronger ( straight ) flight deck and a reconfigured island .
SUPPORTS.