Trinity Hall, Cambridge v St Peter's College, Oxford

It is the penultimate first-round match in the Christmas quiz for grown-ups and two teams are doing battle for a place in the semis. They are Trinity Hall, Cambridge, with Peep Show actor Sophie Winkleman and Guardian TV reviewer Lucy Mangan, and St Peter's College, Oxford, with BBC security correspondent Gordon Corera and journalist and broadcaster Afua Hirsch.Jeremy Paxman asks the questions.