With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Metallica is a group.
text_B: Tursunov may refer to  :. Dmitry Tursunov -LRB- born 1982 -RRB- , Russian tennis player. Dmitry Tursunov. Dmitry Tursunov. Sanzhar Tursunov -LRB- born 1986 -RRB- , Russian and Uzbekistani football player. Sanzhar Tursunov. Sanzhar Tursunov. Anvar-qori Tursunov , imam at the Kukeldash mosque in Tashkent. Anvar-qori Tursunov. Anvar-qori Tursunov. Furkat Tursunov Turkmen football player. Furkat Tursunov. Furkat Tursunow
not_related.