With no explanation, label text_A→text_B with either "entailment" or "not-entailment".
text_A: Bob pushed his kayak into the water. The water was icy cold. Bob stepped into the water. Bob screamed at the icy water. Bob dropped his paddle.
text_B: Bob went kayaking anyway, and had a good time. ends before Bob pushed his kayak into the river.
not-entailment.