A political writer, a technical translator, a local government officer and an hotelier take up the challenge tonight of this 1979 Mastermind competition. The subjects upon which they will concentrate are British History, the Life and Works of Solzhenitsyn, the Broadway Musical and the Life and Works of Chopin. This second heat in the series comes from York University. The contenders are: Tony Broadbent (political writer), British History, 1870-1945 Paul Granville Jackson (technical translator), Life and Works of Alexander Solzhenitsyn James Martin (local government officer), The Broadway Musical, 1945-1970 Roy Scott (hotelier), Life and Works of Chopin