With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jorah Mormont is portrayed by a Scottish stage actor.
text_B: Margaret Middleton may refer to  :. Margaret Clitherow , nee Middleton , English saint and martyr. Margaret Clitherow. Margaret Clitherow. Yvonne De Carlo , actress , real name Margaret Middleton. Yvonne De Carlo. Yvonne De Carlo
not_related.