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

[EX Q]: Which football club did Kenny Dalglish leave in 1977 to join Liverpool?
[EX A]: celtic

[EX Q]: What is the Japanese martial art, similar to judo, which uses grappling, throws, and non-resistance, to debilitate opponents?
[EX A]:
aikido