With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Adele has a song called Hello which sold over one million copies in its first week.
text_B: Pelabuhan Kelang was a federal constituency in Selangor , Malaysia , that was represented in the Dewan Rakyat from 1974 to 1986 .. Selangor. Selangor. Malaysia. Malaysia. Dewan Rakyat. Dewan Rakyat. The federal constituency was created in the 1974 redistribution and was mandated to return a single member to the Dewan Rakyat under the first past the post voting system .. Dewan Rakyat. Dewan Rakyat
not_related.