Input question: What country's most common family name is Nguyen?

Output answer: vietnam

Input question: In the human body which bone runs parallel to the ulna?

Output answer: radius

Input question: Who was declared president by both houses of the US Congress because there was no precedent or clear constitutional rule for a vice president to assume the office of president upon the death of his predecessor?

Output answer: john tyler

Input question: What highly stigmatized human disease is alternatively named after Norwegian physicist GH Armauer Hansen, who in 1873 discovered its causal bacterium?

Output answer:
leprosy