With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: To Kill a Mockingbird was published in 1980.
text_B: 627 may refer to  :. 600 ( number )#620s. the year 627 A.D.. 600 ( number )#620s. the year 627 B.C.. 600 ( number )#620s. the number 627. 600 ( number )#620s. Prisoner 627 , identification number for Captain John Price , a character in the video game Call of Duty  : Modern Warfare 2 .. 600 ( number )#620s. Captain John Price. Captain John Price ( Call of Duty ). Experiment 627 from Lilo & Stitch  : The Series. 600 ( number )#620s. Experiment 627. Experiment 627. Disodium guanylate E627 food additive. Disodium guanylate. Disodium guanylate
not_related.