With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Christianity was spread through colonization.
text_B: Saur may refer to  :. Dog king - a Scandinavian tradition. Dog king. Dog king. Saur 1 - an APC developed by ROMARM. Saur 1. Saur 1. K. G. Saur Verlag , German publisher. K. G. Saur Verlag. K. G. Saur Verlag. Saur -LRB- restaurant -RRB- , Michelin starred restaurant in The Hague , Netherlands. Saur Mountains , in China and Kazakhstan. Saur Mountains. Saur Mountains. Saur , Iran , a village in South Khorasan Province , Iran. '' - saur '' , a suffix used in taxonomy to describe reptiles , particularly dinosaurs. suffix used in taxonomy. List of commonly used taxonomic affixes
not_related.