Input: Melbourne
Melbourne (/ˈmɛlbərn/, AU i/ˈmɛlbən/) is the capital and most populous city in the Australian state of Victoria, and the second most populous city in Australia and Oceania. The name "Melbourne" refers to the area of urban agglomeration (as well as a census statistical division) spanning 9,900 km2 (3,800 sq mi) which comprises the broader metropolitan area, as well as being the common name for its city centre. The metropolis is located on the large natural bay of Port Phillip and expands into the hinterlands towards the Dandenong and Macedon mountain ranges, Mornington Peninsula and Yarra Valley. Melbourne consists of 31 municipalities. It has a population of 4,347,955 as of 2013, and its inhabitants are called Melburnians.

What was Melbourne's population in 2013?
Output: 4,347,955

Input: Multiracial American
Some Europeans living among Indigenous Americans were called "white Indians". They "lived in native communities for years, learned native languages fluently, attended native councils, and often fought alongside their native companions." More numerous and typical were traders and trappers, who married Indigenous American women from tribes on the frontier and had families with them. Some traders, who kept bases in the cities, had what ware called "country wives" among Indigenous Americans, with legal European-American wives and children at home in the city. Not all abandoned their "natural" mixed-race children. Some arranged for sons to be sent to European-American schools for their education.

Who had Indigenous "Country wives"?
Output: Some traders

Input: Nutrition
Cancer is now common in developing countries. According to a study by the International Agency for Research on Cancer, "In the developing world, cancers of the liver, stomach and esophagus were more common, often linked to consumption of carcinogenic preserved foods, such as smoked or salted food, and parasitic infections that attack organs." Lung cancer rates are rising rapidly in poorer nations because of increased use of tobacco. Developed countries "tended to have cancers linked to affluence or a 'Western lifestyle' — cancers of the colon, rectum, breast and prostate — that can be caused by obesity, lack of exercise, diet and age."

Which health issue is now becoming a common issue in developing countries?
Output: Cancer

Input: Race and ethnicity in the United States Census
The federal government of the United States has mandated that "in data collection and presentation, federal agencies are required to use a minimum of two ethnicities: 'Hispanic or Latino' and 'Not Hispanic or Latino'." The Census Bureau defines "Hispanic or Latino" as "a person of Cuban, Mexican, Puerto Rican, South or Central American or other Spanish culture or origin regardless of race." For discussion of the meaning and scope of the Hispanic or Latino ethnicity, see the Hispanic and Latino Americans and Racial and ethnic demographics of the United States articles.

How many ethnicities or federal agencies required to use in data collection?
Output:
a minimum of two