With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: I 've never felt the need to write a review or make a complaint before , but after the way I was spoken to by a member of staff at the kennels ( whose name I believe to be Mrs Closs ) I would now not recommend this business to anybody .
text_B: The believing did not happen
not-entailed.