With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: American Idiot includes the successful single "Holiday."
text_B: Thornham is a suburban area straddling Middleton , Royton and Rochdale in Greater Manchester , England .. Rochdale. Rochdale. Greater Manchester. Greater Manchester. Middleton. Middleton, Greater Manchester. Royton. Royton. The area crosses the border of the Metropolitan Borough of Oldham and the Metropolitan Borough of Rochdale and is divided at a constituency and electoral ward level .. Oldham. Metropolitan Borough of Oldham. Rochdale. Rochdale. Metropolitan Borough of Oldham. Metropolitan Borough of Oldham. Metropolitan Borough of Rochdale. Metropolitan Borough of Rochdale. electoral ward. Wards of the United Kingdom. Historically part of Lancashire , Thornham was once a township within the parish of Middleton , encompassing the outlying hamlets of Slattocks , Stake Hill , Buersill Head and Tandle Hill , before being divided between Middleton , Royton , and Rochdale by the Local Government Act 1894 .. Rochdale. Rochdale. Middleton. Middleton, Greater Manchester. Royton. Royton. Historically. Historic counties of England. Lancashire. Lancashire. township. Township ( England ). hamlets. Hamlet ( place ). Tandle Hill. Tandle Hill. Local Government Act 1894. Local Government Act 1894. Part of this area was known as Gravel Hole , because of large gravel pits , and is still referred to as such on some maps .. gravel. gravel
not_related.