With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Bosnia and Herzegovina is a republic located along the Mediterranean coast.
text_B: Yan Han may refer to  :. Yan Han -LRB- artist -RRB- -LRB- 1916 -- 2011 -RRB- , Chinese artist and teacher. Yan Han -LRB- figure skater -RRB- -LRB- born 1996 -RRB- , Chinese figure skater
not_related.