With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Trade on the Silk Road played a significant role in the development of the civilizations of China, Korea, Japan, India, Persia, and others.
text_B: Durbe Municipality -LRB- Durbes novads -RRB- is a municipality in Courland , Latvia .. municipality. municipality. Courland. Courland. Latvia. Latvia. Durbe. Durbe. The municipality was formed in 2000 by merging Tadaiki parish and Durbe town with its countryside territory .. municipality. municipality. merging. Merger ( politics ). Tadaiki parish. Tadaiki parish. Durbe. Durbe. countryside territory. Durbe parish. In 2009 it absorbed Dunalka parish and Vecpils parish , the administrative centre being Liegi .. Liegi. Liegi. Dunalka parish. Dunalka parish. Vecpils parish. Vecpils parish
not_related.