With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Imagine Dragons have the album Night Visions.
text_B: Mira Todorova -LRB- born -RRB- is a Bulgarian female volleyball player .. volleyball. volleyball. With her club Volero Zurich she competed at the 2014 FIVB Volleyball Women 's Club World Championship .. Volero Zurich. Volero Zurich
not_related.