With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Night Attack at Târgovişte was a conflict between Vlad the Impaler and Mehmed II.
text_B: Albert Sanschagrin , O.M.I. -LRB- August 5 , 1911 -- April 2 , 2009 -RRB- was Bishop Emeritus of Saint-Hyacinthe , Quebec , Canada , and the oldest Canadian bishop of the Roman Catholic Church at the time of his death .. Bishop. Bishop. Roman Catholic Church. Roman Catholic Church. Saint-Hyacinthe. Saint-Hyacinthe. Canada. Canada. Canadian. Canada
not_related.