With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: More than 65 Escort carriers of the Casablanca and Commencement Bay classes were purpose-built .
text_B: The last 59 escort carriers of the Casablanca and Commencement Bay classes were purpose-designed and purpose-built carriers drawing on the experience gained with the previous classes .
REFUTES.