With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: Athaliah heard that an old lady once asked the dispatcher of a local trucking company if they could ship an antique mirror to her sister in toronto . the dispatcher says , ' i don ' t know madam , i ' d have to look into it first '
text_B: Athaliah heard a pun
entailed.