Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.

[EX Q]: Which female had a hit in 2011 Hold It Against Me?
[EX A]: britney spears

[EX Q]: Which country does tennis player Marcelo Rios come from?
[EX A]: chile

[EX Q]: Serena Williams, who had not advanced past the quarterfinals at the French Open between 2003 and 2009, lost to whom in the quarterfinals 63, 67(2), 86, in 2010?
[EX A]:
samantha stosur