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

Another quarter-final place is on offer, and it looks to be another tight game, featuring such questions as: Thailand -4, Malaysia -3, Slovakia -2… what might come next in the sequence?

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

Another place in the semi-finals is decided, and the questions are as demanding as ever. For example: Ross, Stoke, Henley... what might come fourth in the sequence?