With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tom Hanks was honored by President Barack Obama for his contribution to film and society.
text_B: -LRB- Hugh -RRB- Christopher Longuet-Higgins FRS -LRB- April 11 , 1923 -- March 27 , 2004 -RRB- was both a theoretical chemist and a cognitive scientist .. FRS. Fellow of the Royal Society. theoretical chemist. theoretical chemistry. cognitive scientist. Cognitive science
not_related.