With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: Given the above , if you have adequate protection for the word ENRON ( which covers the services that you offer on - line as well as your core activities ) , I 'd say that another application for the words ENRON ONLINE is probably unnecessary .
text_B: The having did not happen
not-entailed.