Input question: The 2nd and 4th presidents of the USA had the same surname. What was it?

Output answer: adams

Input question: The English sovereigns Henry VII and Mary I were members of which Royal House?

Output answer: tudor

Input question: Which English writer, best known for his science fiction, published 'Outline of History' in the 1920s?

Output answer: hg wells

Input question: What place is called Rapa-nui by its native inhabitants?

Output answer:
easter island