input question: Tom and Andy are two old friends. Tom was infected with HIV 20 years ago, and Andy has been helping him ever since. Andy is as healthy as an ox. Which friend doesn't have a condition that does not have a known cure????
output answer: Andy

input question: Archaeologists studied data about human settlements. One was 100,000 years old called village R, and the other one was about 9,000 years old called village N. The older settlement was located in Africa, the other one wasn't. Which village had fewer people that were gatherers????
output answer: village N

input question: There are two hydroelectric dams in North Dakota. Both of them has large lakes or reservoirs, reservoir A and reservoir B. Since North Dakota has one the lowest unemployment rates in the country, it's hard to find an engineer to regulate and maintain the reservoirs. This year reservoir A could hire an engineer, but reservoir B failed to find an engineer. As a result, there is no one to regulate reservoir B. The engineer for reservoir A let the water out in the fall. But there was no one to do that for reservoir B. Will the structures around the reservoir A be damaged or stay intact????
output answer: stay intact

input question: Mary had two children. Her firs born was named Bill and was normal, and her second child was named Sam and had Down syndrome. Which child had a specific facial appearance????
output answer:
Sam