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.

[EX Q]: concept: J J Thomson  question:  what subatomic particles did jj thomson discover?
[EX A]: ['Electron']

[EX Q]: concept: John Steinbeck  question:  what is john steinbeck best known for?
[EX A]: ['Of Mice and Men']

[EX Q]: concept: Julia Gillard  question:  what is julia gillard famous for?
[EX A]:
Prime minister