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

Another week with no knock-out – the winners progress, while the losers will have to play again to stay in the competition.

One team correctly guesses the fourth in the sequence after just two clues: master and ultra.

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far. No elimination this time: the winners go through, but the losing team gets to play again later in the series.

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

Both teams won their opening heats, which means nobody goes home. So it's all about the questions, such as what connects Julius Caesar, Fiorentina, poet Jenny Joseph when old, and bishops.

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

Neither team has lost a match so far – but that's about to change. The questions are as tricky as ever - for example, what connects deep bass, first lady, air and little book?

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

One of the returning teams faced a tie-break in their previous match. To avoid the same fate, they need to keep solving puzzles such as: Sant' Antioco, Elba, Sardinia... what comes 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.

One team must leave the competition. Spoiler alert: it'll be the losers. That's just how this thing works.

Postmodern, Boris Johnson and frozen yoghurt – one team spotted the connection after three clues.

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

One of the contestants still bears a tortoise-related scar, while another was runner-up in a scarecrow competition. Thankfully, they've put all that behind them, so they face such questions as: what connects laughing, ET, Red Bull and fairy dust?

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

Two teams who lost their first-round match return – only one of them can go through to the next round.

They face such questions as: what's the connection between dis-moi, the royal, Nintendo and pee-?

It's a close match as a family team of doctors takes on three keen pianists. They face questions such as: an embittered former pin-up girl, a robotic dog, a penguin criminal mastermind... what comes next in the sequence?

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far. Three keen ballroom dancers face a team of devoted Dungeons & Dragons players.

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far. One of the teams comes straight in with an answer after seeing just two clues.

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far. One team is medical, while the other is Mancunian.

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far. One team regularly run five kilometres, while the other team prefer a short stroll to singalong nights in Cardiff pubs.

Metro systems fascinate one team, while wine does it for the others. There's a fourth in this sequence: and (for A), be (for B), can (for C). But what might it be?

Fans of Pantomime and Partridge put their passions on hold to puzzle out the connection between clues such as east Azerbaijan, south Holland, Inner Mongolia and New Mexico.

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far. A husband-wife-friend combo take on three fans of the films of Leos Carax.