Breakdown of Dans la salle où se tient le débat, les étudiants écoutent en silence.
Questions & Answers about Dans la salle où se tient le débat, les étudiants écoutent en silence.
In this sentence, où is not a question word; it is a relative pronoun (more precisely, a relative adverb of place).
- It links the noun la salle to the clause se tient le débat.
- You can think of it as meaning “where” / “in which”:
- dans la salle où se tient le débat ≈ “in the room where the debate is taking place” / “in the room in which the debate is taking place”.
So here, où introduces a relative clause that gives more information about la salle. It does not ask a question.