With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Selene serves as the central character in the film Sing.
text_B: Sidney is a city in Fremont County , Iowa , United States .. County. List of counties in Iowa. Fremont. Fremont County, Iowa. Fremont County. Fremont County, Iowa. Iowa. Iowa. United States. United States. The population was 1,138 at the 2010 census .. 2010 United States Census. 2010 census. 2010 United States Census. It is the county seat of Fremont County and is one of the smallest county seats in Iowa .. County. List of counties in Iowa. Fremont. Fremont County, Iowa. Fremont County. Fremont County, Iowa. Iowa. Iowa. county seat. county seat
not_related.