With no explanation, label text_A→text_B with either "entailment" or "not-entailment".
text_A: The twins dressed the same. They went to school. The teacher couldn't tell them apart. She gave one of the twins a hat. One of the twins wore the hat for that year.
text_B: Other people were also able to tell the twins apart by the hat ends before that year came to an end
not-entailment.