With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Carrie Fisher passed away.
text_B: Hinggann or Xing ' an -LRB- -LSB- ; -RRB- is a League -LRB- a prefecture-level administrative division -RRB- of Inner Mongolia , China .. League. Leagues of China. Inner Mongolia. Inner Mongolia. administrative division. Prefectures of the People's Republic of China. Mongolia. Mongolia. It borders Hulun Buir to the north , the independent state of Mongolia and Xilingol League to the west , Tongliao to the south and the provinces of Jilin and Heilongjiang to the east .. League. Leagues of China. Hulun Buir. Hulun Buir. Mongolia. Mongolia. Xilingol League. Xilingol League. Tongliao. Tongliao. Jilin. Jilin. Heilongjiang. Heilongjiang. The name is derived from the Greater Khingan mountain range that crosses the league from the northwest to the southeast .. Greater Khingan. Greater Khingan
not_related.