With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Steve Buscemi was a cast member in Fargo.
text_B: Kiitoksia is a genus of aquatic protozoa .. protozoa. protozoa. The taxonomic position of the genus is still uncertain and it has not been placed in any classification below the kingdom of Protista .. Protista. Protista. Two species are known in the genus  : Kiitoksia ystava and Kiitoksia kaloista .. K. ystava was first discovered in Tvarminne in the Gulf of Finland .. Tvarminne. Tvarminne. Gulf of Finland. Gulf of Finland. K. kaloista was discovered in Sombre Lake on Signy Island , near Antarctica .. Sombre Lake. Sombre Lake. Signy Island. Signy Island. The Kiitoksia species are single-celled organisms approximately 2-4 micrometres in size and round in shape .. The species can be distinguished by their flagella  : K. ystava has two flagella , one short and one long , while K. kaloista has one long flagellum .. flagella. flagellum
not_related.