With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Andorra's people had the highest life expectancy in the world sometime in the 2000s.
text_B: Coruche is a municipality in Santarem District in Portugal .. Coruche. Coruche. Coruche may also refer to  :. Coruche. Coruche. Coruche -LRB- Aguiar da Beira -RRB- , in Guarda District , Portugal. Coruche. Coruche. Coruche -LRB- wine region -RRB- in Portugal. Coruche. Coruche. Coruche Biennial art exhibition. Coruche. Coruche. Coruche Biennial. Coruche Biennial
not_related.