With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: U.S.-led forces ousted the Taleban from power in late 2001 , after they refused to hand over al-Qaida leader Osama bin Laden following the September 11th attacks on the United States .
text_B: Bin Laden is a famous person
entailed.