TASK DEFINITION: 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.
PROBLEM: concept: Russia question: what were the causes of the russian revolution in 1917?

SOLUTION: ['World War I']

PROBLEM: concept: David Beckham question: who does david beckham play for in 2013?

SOLUTION: ['Paris Saint-Germain F.C.']

PROBLEM: concept: Doug Williams 1955 question: what year doug williams won the super bowl?

SOLUTION:
1987 NFL season