With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: Aer Lingus already operates an all-Airbus fleet consisting of 30 short-haul aircraft ( 24 A320s and 6 A321s ) and eight long-haul A330s , and had made the purchase of new long-haul airliners a top priority since the formerly state-owned company was floated on British and Irish stock markets in September 2006 .
text_B: The operating did not happen
not-entailed.