With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Borussia Dortmund's colors are not black and yellow.
text_B: Inc. 1 is an album by pianist John Hicks 's Trio recorded in Japan in 1985 and released on the Japanese DIW label .. John Hicks. John Hicks ( jazz pianist ). DIW. DIW Records
not_related.