With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Planet of the Apes was released in 1969.
text_B: Ural Alexis Johnson -LRB- October 17 , 1908 -- March 24 , 1997 -RRB- was a United States diplomat .. United States. United States. diplomat. diplomat
not_related.