Input question: Which of the Seven Wonders of the Ancient World stood at Ephesus?

Output answer: temple of artemis

Input question: Known as The Badger State or America's Dairyland, what was the 30th state to join the Union on May 29, 1848?

Output answer: wisconsin

Input question: Juan Manuel Fangio, Mario Andretti, James Hunt and Niki Lauda were world champions in which sport?

Output answer: formula one

Input question: In what academic discipline does Queen guitarist Brian May hold a PhD from Imperial College , London ?

Output answer:
astrophysics