The hotel has a sauna, a gym and massages, and you want to know when the area is open: When is the spa area open?
At the little reception in the spa the member of staff turns towards you (when), eats a bread roll while doing so (is the) and is reading something thoroughly exciting (spa) – a book about enormous ears of corn, each with an apple growing on it (area). Then he points to the sofa where a grandpa is dozing with the note listing all the opening hours above him (open).