With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: Wednesday , Mr. Bakiyev warned ousted President Askar Akayev against returning to the country , saying it could provoke a new wave of violence as passions sparked by last week 's political crisis have not yet died down .
text_B: Askar Akayev is a natural entity
not-entailed.