Only Connect S20E17 - Harmonics v Cat Cows

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

The knockout stage has arrived, and it's a rematch! Yes, thanks to the cunning series structure that nobody quite understands, these teams have played each other before.

They're facing such questions as: Arkana, Astana, Nur-Sultan... what comes fourth in the sequence?