With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: His works were the foundation of immunology, and for his contributions he shared the 1908 Nobel Prize in Physiology with Élie Metchnikoff.
text_B: His works were the foundation of immunology, and for his contributions he shared the 1908 Nobel Prize in Physiology or Medicine with Élie Metchnikoff.
neutral.