Based on the given question and tppic, give an answer. The answer is available on on the internet. The questions are mostly centered around a single named entity.

concept: Willie Nelson  question:  what type of strings does willie nelson use?
['Steel-string acoustic guitar']

concept: Russia  question:  what were the causes of the russian revolution in 1917?
['World War I']

concept: Andrew Jackson  question:  what years did andrew jackson run for president?

3/4/1829