Input question: A corroboree is a ceremonial meeting of what group of people?

Output answer: australian aborigines

Input question: What was opera singer Maria Callas' nickname?

Output answer: la divina

Input question: Which tea growing region of India has a Hindi name meaning 'Land of the Thunderbolt'?

Output answer: darjeeling

Input question: Nephrolithiasis is the medical name for which condition?

Output answer:
kidney stones