Plot: Four more contenders for the Mastermind title meet tonight in competition at Nottingham University. Amongst them is a law student who is an ex-tv Top of the Former! The contenders are: Christopher Cooke (bank official): Life of General Gordon of Khartoum Alexis King (law student): Life and works of James Joyce Samuel Mortimer (civil servant): The History of Stonehenge Roger Sandell (teacher): Life and works of H