With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: James McAvoy wrote the entire UK series Shameless.
text_B: May Hill Arbuthnot -LRB- August 27 , 1884 -- October 2 , 1969 -RRB- was an educator , editor , writer , and critic who devoted her career to the awareness and importance of children 's literature .. Her efforts expanded and enriched the selection of books for children , libraries , and children 's librarians alike .. She was selected for American Libraries article `` 100 Most Important Leaders we had for the 20th Century '' .. American Libraries. American Libraries
not_related.