With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Christie Brinkley has had four marriages.
text_B: Player 's Secrets of Talinie is an accessory for the 2nd edition of the Advanced Dungeons & Dragons fantasy role-playing game , published in 1995 .. Advanced Dungeons & Dragons. Dungeons & Dragons. fantasy. fantasy. role-playing game. role-playing game
not_related.