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]: Who is the husband of Helen of Troy in Troilus and Cressida?
[EX A]: menelaus

[EX Q]: Which American country singer, the younger sister of singer Loretta Lynn, had 18 #1 country hits during the 1970s and 1980s, and is best known for a series of country-pop crossover hits including Don't It Make My Brown Eyes Blue?
[EX A]: crystal gayle

[EX Q]: Mt Elbrus, Europe's highest, is in which country?
[EX A]:
russia