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.

[Q]: What, in 1985, was Madonna's first UK No. 1?
[A]: into the groove


[Q]: In which country is the film `Jean De Florette` set?
[A]: france


[Q]: Jenny Von Westphalen was married to who?
[A]:
karl marx