qui étaient
There were few passengers who were safe.
Peu de passagers étaient en sécurité.
Of the three that knew I was a spy, who were the other two?
Parmi les trois qui savaient que j'étais un espion, qui étaient les deux autres ?
— Mother Night (1996)
Who were those fucking earrings for then?
À qui étaient donc destinées ces putains de boucles d'oreilles ?
— Perfect Strangers (2016)
There were a few passengers in the train who were injured in the accident.
Quelques passagers du train ont été blessés dans l'accident.
All the people who were here have left.
Tous ceux qui étaient là sont partis.