With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: Nearly simultaneous bombings at U.S. embassies in Dar es Salaam , Tanzania , and Nairobi , Kenya , on Aug. 7 killed 258 people , including 12 Americans , and injured more than 5,500 people .
text_B: The killing did not happen
not-entailed.