With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: Ryanair CEO , Michael O ' Leary , justified his choice of Boeing by saying , `` The Boeing 737-800 has the best technical reliability and ensures that Ryanair is the number one on-time major airline in Europe '' ... `` In addition , it has the lowest unit operating cost .
text_B: The justifying did not happen
not-entailed.