With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Bosnia and Herzegovina was part of the Kingdom of Yugoslavia.
text_B: Gordon 's syndrome may refer to the following medical conditions  :. a subtype of Pseudohypoaldosteronism , type II. a form of Arthrogryposis .. Arthrogryposis. Arthrogryposis
not_related.