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: Sacha Baron Cohen  question:  how old is sacha baron cohen?
['http://justjared.buzznet.com/2009/01/12/sacha-baron-cohen-insults-madonna-at-golden-globes/']

concept: Johnny Cash  question:  who was johnny cash's first wife?
['Vivian Liberto']

concept: Poland  question:  what two countries invaded poland in the beginning of ww2?

Germany