With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Portugal is not in the European Union.
text_B: Jingkou District is one of three districts of Zhenjiang , Jiangsu province , China .. District. District ( China ). Jiangsu. Jiangsu. Zhenjiang. Zhenjiang. districts. District of China. The district has an area of 115 km2 and a population of 410,000 people .. The postal code for Jingkou is 212001 and the telephone code is 0511 .
not_related.