With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: Among the other actively traded blue - chip issues , Imperial Chemical Industries dropped 11 to # 10.86 , Hanson skidded 9.5 to 200.5 , and British Telecom fell 10 to 250 .
text_B: The dropping did not happen
not-entailed.