With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Russell Crowe portrayed John F. Nash.
text_B: Roger Frederick Sainsbury -LRB- born 2 October 1936 -RRB- is a retired Anglican bishop .. Anglican. Anglican. bishop. bishop. He was the area Bishop of Barking in the Church of England from 1991 to 2002 .. Bishop of Barking. Bishop of Barking. Church of England. Church of England. Sainsbury was educated at Jesus College , Cambridge before beginning his ordained ministry as a curate at Christ Church , Spitalfields .. curate. curate. Christ Church. Christ Church, Spitalfields. Spitalfields. Spitalfields. He was then `` missioner '' at Shrewsbury House , Liverpool , warden of the Mayflower Family Centre , Canning Town ; Vicar of Walsall ; and finally , before being ordained to the episcopate , the Archdeacon of West Ham .. Archdeacon of West Ham. Archdeacon of West Ham. Liverpool. Liverpool. Canning Town. Canning Town. Vicar. Vicar. Walsall. Walsall. episcopate. episcopate. In retirement he serves as an assistant bishop in the Diocese of Bath and Wells .. bishop. bishop. assistant bishop. assistant bishop. Diocese of Bath and Wells. Diocese of Bath and Wells
not_related.