With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Rachel McAdams was in an HBO crime drama.
text_B: Marc Santo-Roman -LRB- born 13 September 1960 -RRB- is a French chess grandmaster , born in Toulouse .. chess. chess. grandmaster. grandmaster ( chess ). Toulouse. Toulouse
not_related.