With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Shinsegae is a river.
text_B: Agnes Boulton -LRB- September 19 , 1893 -- November 25 , 1968 -RRB- was a successful British-born American pulp fiction writer in the 1910s , later the wife of Eugene O'Neill .. pulp fiction. Pulp fiction ( genre ). Eugene O'Neill. Eugene O'Neill
not_related.