Overview: Four contenders from London and the south east seek a place in the semi-finals of Mastermind 1986 in the Grand Priory Church of the Order of St John in Clerkenwell, London. Barry Ramsay (bank official) Life and works of Benjamin Britten Mary Knox-Johnston (retired dress designer) Life of Perkin Warbeck 1474-99 Albert Bertin (engineer and draughtsman) Life and times of Benito Mussolini Owen Gunnell (schoolteacher) Life and works of Geoffrey Chaucer