With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The settlement of Iceland began in 874 according to the Landnámabók.
text_B: Mabel Hill -LRB- 3 March 1872 -- 18 November 1956 -RRB- was a New Zealand artist .. Her married name was Mabel McIndoe and whilst she used that name , she continued to exhibit her art under her maiden name .
not_related.