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.

In which US state is the Klickitat River?
washington

March 28, 1987 saw the death, at age 82, of one Maria von Trapp, who was the inspiration behind what Rogers and Hammerstein musical?
the sound of music

What was the title of Elton John's first solo No. I hit?
sacrifice