With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Justin Bieber is among the world's best-selling musicians.
text_B: Little Derby is a Derby-style cheese made outside Derbyshire , similar in flavour and texture to Cheddar , but without the anatto colouring used in Derby cheese .. Derby. Derby cheese. Derbyshire. Derbyshire. Cheddar. Cheddar cheese. anatto. anatto. One manufacturer of the cheese , Fowlers , is based in Earlswood , Warwickshire , having moved from Derbyshire in 1918 .. Derbyshire. Derbyshire. Earlswood. Earlswood, West Midlands. Warwickshire. Warwickshire. Their Little Derby cheese is made with pasteurised cow 's milk , producing a semi-hard cheese with a fat content of about 48 % .. Derby. Derby cheese. Anatto is not used , but the rinds of the 40 cm diameter wheels are washed with red wine to give an orange colour .. The 10 kg cheeses are matured for seven months .
not_related.