With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: D. William Brosnan was a president of Southern Railway in the USA, a railroad that later merged with Norfolk and Western Railroad to form Norfolk Southern Railway.
text_B: D. William Brosnan was a president of Southern Railway in the USA, a railroad that later merged with Norfolk Railroad to form Norfolk Southern Railway.
entailment.