With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The 2014 WTA Finals was the 44th edition of the singles tennis event.
text_B: Anh Tong is the temple name used for several emperors of Vietnam .. temple name. temple name. emperors of Vietnam. emperors of Vietnam. It may refer to  :. Ly Anh Tong -LRB- 1136 -- 1175 , reigned 1138 -- 1175 -RRB- , emperor of the Ly dynasty. Ly Anh Tong. Ly Anh Tong. Tran Anh Tong -LRB- 1276 -- 1320 , reigned 1293 -- 1314 -RRB- , emperor of the Tran dynasty. Tran Anh Tong. Tran Anh Tong. Le Anh Tong -LRB- 1532 -- 1573 , reigned 1556 -- 1573 -RRB- , emperor of the Le dynasty. Le Anh Tong. Le Anh Tong
not_related.