Duration: 30 minutes
It is the first of six semi-finals. John Humphrys invites four of the country's cleverest brains to take the lonely walk to the black chair where they will battle it out for a place in the grand final and move a step closer to becoming Mastermind 2004.
Specialist subjects are British Prime Ministers of the 20th century; life and works of Robert Fergusson; Fawlty Towers; and the English Civil Wars 1642-1651.
This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.