With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Lily Collins was nominated for a Teen Choice Award for Best Actress.
text_B: The Lithos Road Estate is an housing estate located at in West Hampstead just off Finchley Road , London Borough of Camden .. housing estate. housing estate. West Hampstead. West Hampstead. Finchley Road. Finchley Road. London Borough of Camden. London Borough of Camden. It is run by the estate 's four consortia landlords Odu-Dua Housing Association , Paddington Churches Housing Association , Circle 33 and Notting Hill Housing Trust .. Odu-Dua Housing Association. Odu-Dua Housing Association. Paddington Churches Housing Association. Paddington Churches Housing Association. Circle 33. Circle Anglia. Notting Hill Housing Trust. Notting Hill Housing Trust. The estate was built in 1991 and consists of a number of high and low rise blocks - bordered on each side by railway tracks .. The name lithos , which means stone in Greek , may derive from a power station - now disused - called Stone Yard in what is now the back park which used to supply Hampstead with electricity in the 1900s .
not_related.