With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: North Korea is on the Korean Peninsula.
text_B: Tropidia polystachya , the young palm orchid , is a species of orchid native to Mexico , Central America , Greater Antilles , Bahamas , Cayman Islands , Florida , Colombia , Venezuela , and Ecuador -LRB- including Galapagos -RRB- .. Tropidia. Tropidia. Mexico. Mexico. Central America. Central America. Greater Antilles. Greater Antilles. Bahamas. Bahamas. Cayman Islands. Cayman Islands. Florida. Florida. Colombia. Colombia. Venezuela. Venezuela. Ecuador. Ecuador. Galapagos. Galapagos
not_related.