With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Matthew Modine turned down the role of Dr. Martin Brenner.
text_B: Jean-Marc Levy-Leblond -LRB- born 1940 -RRB- is a physicist and essayist .. physicist. physicist. essayist. essayist. After a doctorate in Theoretical Physics at the universite d'Orsay in 1965 , he was successively in charge of research at CNRS , lecturer at the universite de Nice , a professor at the Paris Diderot University , and at Nice , where he taught in the departments of physics , philosophy and communication .. CNRS. CNRS. universite de Nice. universite de Nice. Paris Diderot University. Paris Diderot University. Since 2001 , He has been Professor Emeritus at the Universite de Nice and is program director at the College international de philosophie .. Universite de Nice. Universite de Nice. College international de philosophie. College international de philosophie. He has published many articles on theoretical physics , mathematics and epistemology .. He founded and directs the journal `` Alliage -LRB- culture , science , technique -RRB- '' , directs the collection `` Science ouverte '' at Seuil , and works more generally for the use of science in culture .
not_related.