With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Murder on the Orient Express starred a Ukrainian actor.
text_B: Christopher Anthony Arthur Hancock -LRB- 5 June 1928 -- 29 September 2004 -RRB- was a British television and theatre actor .. actor. actor. He was born in Bishop Auckland , County Durham , England .. Bishop Auckland. Bishop Auckland. County Durham. County Durham. His brother was actor Stephen Hancock .. actor. actor. Stephen Hancock. Stephen Hancock. He and his brother trained at the Bristol Old Vic Theatre School .. Bristol Old Vic Theatre School. Bristol Old Vic Theatre School. He was married to Ann Walford ; the couple had two daughters before divorcing .. Hancock began acting in the theatre in the 1960s and he had roles in plays such as Richard II and Measure for Measure -LRB- both 1965 -RRB- and the musical Billy -LRB- Theatre Royal , Drury Lane , 1974 -RRB- .. Richard II. Richard II ( play ). Measure for Measure. Measure for Measure. Billy. Billy ( musical ). He was then best known for playing conman Charlie Cotton in the popular BBC soap opera EastEnders from 1986 until 1990 .. conman. confidence trick. Charlie Cotton. Charlie Cotton. BBC. BBC. soap opera. soap opera. EastEnders. EastEnders. His character was killed off in July 1991 but his death was not shown on-screen .. He also appeared in other television series such as Z-Cars , Softly , Softly , The Gaffer , The Upper Hand and The Bill. Z-Cars. Z-Cars. The Gaffer. The Gaffer ( TV series ). The Upper Hand. The Upper Hand. The Bill. The Bill. He reprised his EastEnders role as Charlie Cotton briefly in a special spin-off episode titled The Return of Nick Cotton '' where he appeared as Charlie 's ghost in October 2000 .. Charlie Cotton. Charlie Cotton. EastEnders. EastEnders. spin-off. Spin-off ( media ). The Return of Nick Cotton. The Return of Nick Cotton. ghost. ghost. He died on 29 September 2004 of a heart attack at the age of 76 in Lincolnshire .. Lincolnshire. Lincolnshire. heart attack. myocardial infarction
not_related.