ce sont eux qui

they are the ones who

→ ce
phrase Rare #31,547
they are the ones who Used to emphasize that the people just mentioned are the ones doing the action.
FR: Ce sont eux qui ont gagné le match.
EN: They are the ones who won the game.

Ce sont eux qui ont été responsables de l'accident.

They were the ones responsible for the accident.

Ce sont eux qui payaient tes frais, à Tientsin?

Were they the ones paying your expenses in Tianjin?

— Le Dernier Empereur (1987)

Ce sont eux qui mènent le jeu.

They are the ones calling the shots.

— Gangs of Wasseypur : 1ère partie (2012)

Mes parents ont décidé ce mariage, ce sont eux qui organisent tout.

My parents decided on this marriage; they are the ones organizing everything.

— Tigre & Dragon (2000)

Ce sont eux qui souffrent, alors pourquoi?

They are the ones who suffer, so why?

— Demon Slayer : Kimetsu no Yaiba - Le film : La Forteresse infinie (2025)

Puis, ce sont eux qui l'ont battu.

Then they were the ones who beat him.

— Le Loup de Wall Street (2013)

Ce sont eux qui ont bombardé!

They were the ones who bombed!

— Le Château ambulant (2004)

Ce sont eux qui vont venir ici.

They are the ones who will come here.

— Tron : Ares (2025)