In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

Where is the real mona lisa painting kept?
The Louvre Museum, Paris

Where does prime rib come from on the cow?
cut of beef from the primal rib

Who played cathy in the bbc mini series of wuthering heights?

Kay Adshead

