In this task, you are given a question. You have to answer the question based on your information.
One example: Roman Yakub won first price in a Choral Composition Competition at a liberal arts college founded by who?
Solution is here: William Egbert
Explanation: This is a good example, and output correctly answers the question.

Now, solve this: What is the real surname of the Louvin Brothers, an American musical duo who recorded the song Tiny Broken Heart in 1956 for their first album 'Tragic Songs of Life'?
Solution:
Loudermilk