With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Stagira is the place where Aristotle was born.
text_B: The World Association for Disaster and Emergency Medicine -LRB- WADEM -RRB- is an international organization concerned with disaster medicine .. disaster medicine. disaster medicine. Originally named the Club of Mainz , it was founded on October 2 , 1976 .. It has hosted the World Congress on Disaster and Emergency Medicine every two years since 1979 .. Additionally , it publishes the peer-reviewed journal Prehospital and Disaster Medicine .. The UN describes WADEM as `` an international association of the world 's disaster and emergency health experts '' , while Impact says that WADEM has a commitment `` to advance the frontier of disaster and emergency research '' by focusing on `` the scientific investigation of ... emergency response . ''
not_related.