Question: The most spectacular art treasures of the church are its gorgeous Byzantine mosaics, glittering Old Testament scenes high on the walls (don't forget the binoculars), and a triumphant Mary and Jesus enthroned in the apse over the high altar.
There are four scenes from the Old Testament painted on the walls.

Answer: it is not possible to tell

Question: The walls were mouldy, the furniture cheap.
There were moldy walls and cheap furniture.

Answer: yes

Question: so what's the answer
What is the answer?

Answer:
yes