He was waiting for the guests in the guest room.

Where is the bathroom?

The combustion chamber of this engine is designed very efficiently.

We had a discussion in the lounge while drinking coffee.

He is making music in the basement.

I drink coffee in the lounge.

I'm going to the nurse's office because I have a headache.

He is operating the equipment in the control room.

I like reading books in the library.

He entered the confessional of the church.