With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Night Attack at Târgovişte was ended by Vlad III the Impaler of Wallachia.
text_B: Arne Torolf Strøm -LRB- 1 October 1901 -- 2 April 1972 -RRB- was a Norwegian politician for the Labour Party .. Labour Party. Norwegian Labour Party. He was born in Oslo .. Oslo. Oslo. He was elected to the Norwegian Parliament from Akershus in 1945 , and was re-elected on three occasions .. Norwegian Parliament. Stortinget. Akershus. Akershus
not_related.