instruction:
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.
question:
Where does prime rib come from on the cow?
answer:
cut of beef from the primal rib


question:
Eight furlongs are equal to what standard length?
answer:
1 mile


question:
Who is the father of jacob and esau in the bible?
answer:

Isaac