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Victoria Coren Mitchell presents the brain-teasing quiz where knowledge only gets you so far – logic and lateral thinking are the vital extra ingredients.

Three Jilly Cooper fans face a team of road runners in another opening heat, all striving to establish a connection between things that, at first glance, seem utterly random.

For example, Chiron, Desdemona, Duncan and Polonius are all Shakespearian characters – but the question setters are after something more specific.