With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Borrelia afzelii is part of the spirochete genus.
text_B: Tanjong Sepat is a state constituency in Selangor , Malaysia , that has been represented in the Selangor State Legislative Assembly since 2004 .. Selangor. Selangor. Malaysia. Malaysia. Selangor State Legislative Assembly. Selangor State Legislative Assembly. The state constituency was created in the 2003 redistribution and is mandated to return a single member to the Selangor State Legislative Assembly under the first past the post voting system .. Selangor. Selangor. Selangor State Legislative Assembly. Selangor State Legislative Assembly
not_related.